Base | Representation |
---|---|
bin | 10011101001111… |
… | …00000011011000 |
3 | 102111020101102111 |
4 | 21310330003120 |
5 | 314201404113 |
6 | 24205442104 |
7 | 4041251401 |
oct | 1164740330 |
9 | 374211374 |
10 | 164872408 |
11 | 85080098 |
12 | 47270334 |
13 | 2820844c |
14 | 17c7a9a8 |
15 | e71b13d |
hex | 9d3c0d8 |
164872408 has 16 divisors (see below), whose sum is σ = 311497560. Its totient is φ = 81806400.
The previous prime is 164872391. The next prime is 164872427. The reversal of 164872408 is 804278461.
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, 77613 + ... + 79708.
Almost surely, 2164872408 is an apocalyptic number.
It is an amenable number.
164872408 is a deficient number, since it is larger than the sum of its proper divisors (146625152).
164872408 is a wasteful number, since it uses less digits than its factorization.
164872408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157458 (or 157454 counting only the distinct ones).
The product of its (nonzero) digits is 86016, while the sum is 40.
The square root of 164872408 is about 12840.2651062975. The cubic root of 164872408 is about 548.3392415258.
The spelling of 164872408 in words is "one hundred sixty-four million, eight hundred seventy-two thousand, four hundred eight".
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