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165314552 = 23131589563
BaseRepresentation
bin10011101101001…
…11111111111000
3102112001211221012
421312213333320
5314310031202
624223133052
74045102424
oct1166477770
9375054835
10165314552
11853522a7
1247444188
1328331780
1417d53b84
15e7a7152
hex9da7ff8

165314552 has 16 divisors (see below), whose sum is σ = 333808440. Its totient is φ = 76298976.

The previous prime is 165314551. The next prime is 165314561. The reversal of 165314552 is 255413561.

It is a super-2 number, since 2×1653145522 = 54657802205921408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165314551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 794678 + ... + 794885.

Almost surely, 2165314552 is an apocalyptic number.

It is an amenable number.

165314552 is an abundant number, since it is smaller than the sum of its proper divisors (168493888).

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

165314552 is a wasteful number, since it uses less digits than its factorization.

165314552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1589582 (or 1589578 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 165314552 is about 12857.4706688369. The cubic root of 165314552 is about 548.8289707384.

Subtracting 165314552 from its reverse (255413561), we obtain a palindrome (90099009).

The spelling of 165314552 in words is "one hundred sixty-five million, three hundred fourteen thousand, five hundred fifty-two".

Divisors: 1 2 4 8 13 26 52 104 1589563 3179126 6358252 12716504 20664319 41328638 82657276 165314552