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163132052 = 22211319301
BaseRepresentation
bin10011011100100…
…11001010010100
3102100221222002212
421232103022110
5313230211202
624104252552
74020412436
oct1156231224
9370858085
10163132052
11840a1586
1246771158
1327a49255
1417946656
15e4c5652
hex9b93294

163132052 has 12 divisors (see below), whose sum is σ = 285630996. Its totient is φ = 81523200.

The previous prime is 163132049. The next prime is 163132063. The reversal of 163132052 is 250231361.

It can be written as a sum of positive squares in 2 ways, for example, as 29637136 + 133494916 = 5444^2 + 11554^2 .

It is a super-2 number, since 2×1631320522 = 53224132779461408, which contains 22 as substring.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

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, 1199 + ... + 18102.

It is an arithmetic number, because the mean of its divisors is an integer number (23802583).

Almost surely, 2163132052 is an apocalyptic number.

It is an amenable number.

163132052 is a deficient number, since it is larger than the sum of its proper divisors (122498944).

163132052 is a wasteful number, since it uses less digits than its factorization.

163132052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21418 (or 21416 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 163132052 is about 12772.3158432604. The cubic root of 163132052 is about 546.4030308871.

The spelling of 163132052 in words is "one hundred sixty-three million, one hundred thirty-two thousand, fifty-two".

Divisors: 1 2 4 2113 4226 8452 19301 38602 77204 40783013 81566026 163132052