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132211312 = 2417486071
BaseRepresentation
bin1111110000101…
…10001001110000
3100012210000211021
413320112021300
5232321230222
621041425224
73163530502
oct770261160
9305700737
10132211312
11686a2352
123833b214
132151115c
14137b7d72
15b918ac7
hex7e16270

132211312 has 20 divisors (see below), whose sum is σ = 271228176. Its totient is φ = 62216960.

The previous prime is 132211307. The next prime is 132211327. The reversal of 132211312 is 213112231.

It is a super-2 number, since 2×1322113122 = 34959662041522688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 242764 + ... + 243307.

Almost surely, 2132211312 is an apocalyptic number.

It is an amenable number.

132211312 is an abundant number, since it is smaller than the sum of its proper divisors (139016864).

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

132211312 is a wasteful number, since it uses less digits than its factorization.

132211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486096 (or 486090 counting only the distinct ones).

The product of its digits is 72, while the sum is 16.

The square root of 132211312 is about 11498.3177900074. The cubic root of 132211312 is about 509.4358904313.

Adding to 132211312 its reverse (213112231), we get a palindrome (345323543).

The spelling of 132211312 in words is "one hundred thirty-two million, two hundred eleven thousand, three hundred twelve".

Divisors: 1 2 4 8 16 17 34 68 136 272 486071 972142 1944284 3888568 7777136 8263207 16526414 33052828 66105656 132211312