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172848064 = 263187121
BaseRepresentation
bin10100100110101…
…11001111000000
3110001020120222011
422103113033000
5323222114224
625052422304
74166120134
oct1223271700
9401216864
10172848064
1189628344
1249a77994
1329a6b77c
1418d553c4
1510294394
hexa4d73c0

172848064 has 28 divisors (see below), whose sum is σ = 354063808. Its totient is φ = 83635200.

The previous prime is 172848047. The next prime is 172848079. The reversal of 172848064 is 460848271.

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, 41577 + ... + 45544.

It is an arithmetic number, because the mean of its divisors is an integer number (12645136).

Almost surely, 2172848064 is an apocalyptic number.

It is an amenable number.

172848064 is an abundant number, since it is smaller than the sum of its proper divisors (181215744).

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

172848064 is an equidigital number, since it uses as much as digits as its factorization.

172848064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87164 (or 87154 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 40.

The square root of 172848064 is about 13147.1694291965. The cubic root of 172848064 is about 557.0422972198.

The spelling of 172848064 in words is "one hundred seventy-two million, eight hundred forty-eight thousand, sixty-four".

Divisors: 1 2 4 8 16 31 32 62 64 124 248 496 992 1984 87121 174242 348484 696968 1393936 2700751 2787872 5401502 5575744 10803004 21606008 43212016 86424032 172848064