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164825470 = 2516482547
BaseRepresentation
bin10011101001100…
…00100101111110
3102111011000001001
421310300211332
5314143403340
624204440514
74040664505
oct1164604576
9374130031
10164825470
11850488a7
124724913a
13281bcc84
1417c6783c
15e70c29a
hex9d3097e

164825470 has 8 divisors (see below), whose sum is σ = 296685864. Its totient is φ = 65930184.

The previous prime is 164825461. The next prime is 164825471. The reversal of 164825470 is 74528461.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164825471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8241264 + ... + 8241283.

It is an arithmetic number, because the mean of its divisors is an integer number (37085733).

Almost surely, 2164825470 is an apocalyptic number.

164825470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164825470 is a deficient number, since it is larger than the sum of its proper divisors (131860394).

164825470 is a wasteful number, since it uses less digits than its factorization.

164825470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16482554.

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 164825470 is about 12838.4372101903. The cubic root of 164825470 is about 548.2872004951.

It can be divided in two parts, 16482 and 5470, that added together give a cube (21952 = 283).

The spelling of 164825470 in words is "one hundred sixty-four million, eight hundred twenty-five thousand, four hundred seventy".

Divisors: 1 2 5 10 16482547 32965094 82412735 164825470