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172484612 = 2259730867
BaseRepresentation
bin10100100011111…
…10100000000100
3110000120010101222
422101332200010
5323124001422
625040535512
74163044406
oct1221764004
9400503358
10172484612
11893aa273
1249921598
1329972201
1418c9cb76
1510221842
hexa47e804

172484612 has 12 divisors (see below), whose sum is σ = 306964560. Its totient is φ = 84780456.

The previous prime is 172484591. The next prime is 172484617. The reversal of 172484612 is 216484271.

It is not an unprimeable number, because it can be changed into a prime (172484617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365198 + ... + 365669.

It is an arithmetic number, because the mean of its divisors is an integer number (25580380).

Almost surely, 2172484612 is an apocalyptic number.

It is an amenable number.

172484612 is a deficient number, since it is larger than the sum of its proper divisors (134479948).

172484612 is a wasteful number, since it uses less digits than its factorization.

172484612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730930 (or 730928 counting only the distinct ones).

The product of its digits is 21504, while the sum is 35.

The square root of 172484612 is about 13133.3397123504. The cubic root of 172484612 is about 556.6515875932.

The spelling of 172484612 in words is "one hundred seventy-two million, four hundred eighty-four thousand, six hundred twelve".

Divisors: 1 2 4 59 118 236 730867 1461734 2923468 43121153 86242306 172484612