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332130132 = 22341025093
BaseRepresentation
bin10011110010111…
…110011101010100
3212010221221220000
4103302332131110
51140011131012
652542411300
711142026265
oct2362763524
9763857800
10332130132
1116052a314
1293290b30
1353a6a509
143217896c
151e258ddc
hex13cbe754

332130132 has 30 divisors (see below), whose sum is σ = 868254618. Its totient is φ = 110709936.

The previous prime is 332130109. The next prime is 332130137. The reversal of 332130132 is 231031233.

332130132 is a `hidden beast` number, since 332 + 1 + 301 + 32 = 666.

It can be written as a sum of positive squares in only one way, i.e., 216266436 + 115863696 = 14706^2 + 10764^2 .

It is a super-2 number, since 2×3321301322 = 220620849164674848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332130137) 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 9 ways as a sum of consecutive naturals, for example, 512223 + ... + 512870.

Almost surely, 2332130132 is an apocalyptic number.

It is an amenable number.

332130132 is an abundant number, since it is smaller than the sum of its proper divisors (536124486).

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

332130132 is a wasteful number, since it uses less digits than its factorization.

332130132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025109 (or 1025098 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 332130132 is about 18224.4377691055. The cubic root of 332130132 is about 692.5260153485.

Adding to 332130132 its reverse (231031233), we get a palindrome (563161365).

The spelling of 332130132 in words is "three hundred thirty-two million, one hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 1025093 2050186 3075279 4100372 6150558 9225837 12301116 18451674 27677511 36903348 55355022 83032533 110710044 166065066 332130132