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164525372 = 221115124763
BaseRepresentation
bin10011100111001…
…11010100111100
3102110120202101022
421303213110330
5314104302442
624154203312
74035304544
oct1163472474
9373522338
10164525372
1184963390
1247123538
13281164bb
1417bca324
15e69d3d2
hex9ce753c

164525372 has 24 divisors (see below), whose sum is σ = 316186752. Its totient is φ = 74286000.

The previous prime is 164525369. The next prime is 164525377. The reversal of 164525372 is 273525461.

164525372 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164525377) 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, 5738 + ... + 19025.

It is an arithmetic number, because the mean of its divisors is an integer number (13174448).

Almost surely, 2164525372 is an apocalyptic number.

It is an amenable number.

164525372 is a deficient number, since it is larger than the sum of its proper divisors (151661380).

164525372 is a wasteful number, since it uses less digits than its factorization.

164525372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24929 (or 24927 counting only the distinct ones).

The product of its digits is 50400, while the sum is 35.

The square root of 164525372 is about 12826.7444037838. The cubic root of 164525372 is about 547.9542425431.

The spelling of 164525372 in words is "one hundred sixty-four million, five hundred twenty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 11 22 44 151 302 604 1661 3322 6644 24763 49526 99052 272393 544786 1089572 3739213 7478426 14956852 41131343 82262686 164525372