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147940848 = 243211591583
BaseRepresentation
bin10001101000101…
…10010111110000
3101022101011200200
420310112113300
5300333101343
622402515200
73444322266
oct1064262760
9338334620
10147940848
1176566170
1241665b00
132485a883
1415910436
15cec44d3
hex8d165f0

147940848 has 120 divisors (see below), whose sum is σ = 459613440. Its totient is φ = 44042880.

The previous prime is 147940847. The next prime is 147940867. The reversal of 147940848 is 848049741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147940847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 92665 + ... + 94247.

It is an arithmetic number, because the mean of its divisors is an integer number (3830112).

Almost surely, 2147940848 is an apocalyptic number.

147940848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147940848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229806720).

147940848 is an abundant number, since it is smaller than the sum of its proper divisors (311672592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147940848 is a wasteful number, since it uses less digits than its factorization.

147940848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667 (or 1658 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 147940848 is about 12163.0936854075. The cubic root of 147940848 is about 528.8867674305.

The spelling of 147940848 in words is "one hundred forty-seven million, nine hundred forty thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 59 66 72 88 99 118 132 144 176 177 198 236 264 354 396 472 528 531 649 708 792 944 1062 1298 1416 1583 1584 1947 2124 2596 2832 3166 3894 4248 4749 5192 5841 6332 7788 8496 9498 10384 11682 12664 14247 15576 17413 18996 23364 25328 28494 31152 34826 37992 46728 52239 56988 69652 75984 93397 93456 104478 113976 139304 156717 186794 208956 227952 278608 280191 313434 373588 417912 560382 626868 747176 835824 840573 1027367 1120764 1253736 1494352 1681146 2054734 2241528 2507472 3082101 3362292 4109468 4483056 6164202 6724584 8218936 9246303 12328404 13449168 16437872 18492606 24656808 36985212 49313616 73970424 147940848