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165132465 = 3511008831
BaseRepresentation
bin10011101011110…
…11100010110001
3102111201121011020
421311323202301
5314233214330
624215210053
74043413521
oct1165734261
9374647136
10165132465
1185238513
1247376929
1328299924
1417d07681
15e76d210
hex9d7b8b1

165132465 has 8 divisors (see below), whose sum is σ = 264211968. Its totient is φ = 88070640.

The previous prime is 165132463. The next prime is 165132503. The reversal of 165132465 is 564231561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 165132465 - 21 = 165132463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165132463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5504401 + ... + 5504430.

It is an arithmetic number, because the mean of its divisors is an integer number (33026496).

Almost surely, 2165132465 is an apocalyptic number.

165132465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

165132465 is a deficient number, since it is larger than the sum of its proper divisors (99079503).

165132465 is a wasteful number, since it uses less digits than its factorization.

165132465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11008839.

The product of its digits is 21600, while the sum is 33.

The square root of 165132465 is about 12850.3877373408. The cubic root of 165132465 is about 548.6273927299.

The spelling of 165132465 in words is "one hundred sixty-five million, one hundred thirty-two thousand, four hundred sixty-five".

Divisors: 1 3 5 15 11008831 33026493 55044155 165132465