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164253416 = 2389230693
BaseRepresentation
bin10011100101001…
…00111011101000
3102110001221022212
421302210323220
5314022102131
624144304252
74033062635
oct1162447350
9373057285
10164253416
1184798028
1247012088
132804c792
1417b5918c
15e647a2b
hex9ca4ee8

164253416 has 16 divisors (see below), whose sum is σ = 311436900. Its totient is φ = 81203584.

The previous prime is 164253409. The next prime is 164253437. The reversal of 164253416 is 614352461.

164253416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 161544100 + 2709316 = 12710^2 + 1646^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114635 + ... + 116058.

Almost surely, 2164253416 is an apocalyptic number.

It is an amenable number.

164253416 is a deficient number, since it is larger than the sum of its proper divisors (147183484).

164253416 is a wasteful number, since it uses less digits than its factorization.

164253416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230788 (or 230784 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 164253416 is about 12816.1388881363. The cubic root of 164253416 is about 547.6521581776.

The spelling of 164253416 in words is "one hundred sixty-four million, two hundred fifty-three thousand, four hundred sixteen".

Divisors: 1 2 4 8 89 178 356 712 230693 461386 922772 1845544 20531677 41063354 82126708 164253416