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1031456052 = 223311868229
BaseRepresentation
bin111101011110101…
…100010100110100
32122212212101201000
4331132230110310
54103023043202
6250203403300
734363142334
oct7536542464
92585771630
101031456052
1148a259220
12249523530
13135901b33
149adb90c4
156084691c
hex3d7ac534

1031456052 has 48 divisors (see below), whose sum is σ = 2917252800. Its totient is φ = 312562080.

The previous prime is 1031456017. The next prime is 1031456053. The reversal of 1031456052 is 2506541301.

1031456052 is a `hidden beast` number, since 10 + 3 + 1 + 45 + 605 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031456053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432927 + ... + 435302.

It is an arithmetic number, because the mean of its divisors is an integer number (60776100).

Almost surely, 21031456052 is an apocalyptic number.

1031456052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1031456052 is an abundant number, since it is smaller than the sum of its proper divisors (1885796748).

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

1031456052 is a wasteful number, since it uses less digits than its factorization.

1031456052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868253 (or 868245 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1031456052 is about 32116.2895117104. The cubic root of 1031456052 is about 1010.3772900149.

Adding to 1031456052 its reverse (2506541301), we get a palindrome (3537997353).

It can be divided in two parts, 10314 and 56052, that added together give a palindrome (66366).

The spelling of 1031456052 in words is "one billion, thirty-one million, four hundred fifty-six thousand, fifty-two".

Divisors: 1 2 3 4 6 9 11 12 18 22 27 33 36 44 54 66 99 108 132 198 297 396 594 1188 868229 1736458 2604687 3472916 5209374 7814061 9550519 10418748 15628122 19101038 23442183 28651557 31256244 38202076 46884366 57303114 85954671 93768732 114606228 171909342 257864013 343818684 515728026 1031456052