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156141248 = 261071512
BaseRepresentation
bin10010100111010…
…00011011000000
3101212210210112012
421103220123000
5304433004443
623254352052
73604115204
oct1123503300
9355723465
10156141248
118015725a
124435b628
132646c293
1416a46b04
15da94118
hex94e86c0

156141248 has 42 divisors (see below), whose sum is σ = 314823348. Its totient is φ = 76828800.

The previous prime is 156141241. The next prime is 156141263. The reversal of 156141248 is 842141651.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (156141241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1033973 + ... + 1034123.

It is an arithmetic number, because the mean of its divisors is an integer number (7495794).

Almost surely, 2156141248 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 156141248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157411674).

156141248 is an abundant number, since it is smaller than the sum of its proper divisors (158682100).

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

156141248 is an equidigital number, since it uses as much as digits as its factorization.

156141248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421 (or 260 counting only the distinct ones).

The product of its digits is 7680, while the sum is 32.

The square root of 156141248 is about 12495.6491628086. The cubic root of 156141248 is about 538.4836839955.

Adding to 156141248 its reverse (842141651), we get a palindrome (998282899).

The spelling of 156141248 in words is "one hundred fifty-six million, one hundred forty-one thousand, two hundred forty-eight".

Divisors: 1 2 4 8 16 32 64 107 151 214 302 428 604 856 1208 1712 2416 3424 4832 6848 9664 16157 22801 32314 45602 64628 91204 129256 182408 258512 364816 517024 729632 1034048 1459264 2439707 4879414 9758828 19517656 39035312 78070624 156141248