Base | Representation |
---|---|
bin | 11110001001101… |
… | …00110001011110 |
3 | 122121220211002120 |
4 | 33010310301132 |
5 | 1004222013344 |
6 | 41033003410 |
7 | 6160544523 |
oct | 1704646136 |
9 | 577824076 |
10 | 252922974 |
11 | 11a84a857 |
12 | 70853566 |
13 | 40526c85 |
14 | 2583b14a |
15 | 17310219 |
hex | f134c5e |
252922974 has 24 divisors (see below), whose sum is σ = 537355608. Its totient is φ = 79347840.
The previous prime is 252922937. The next prime is 252923023. The reversal of 252922974 is 479229252.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71197 + ... + 74664.
It is an arithmetic number, because the mean of its divisors is an integer number (22389817).
Almost surely, 2252922974 is an apocalyptic number.
252922974 is an abundant number, since it is smaller than the sum of its proper divisors (284432634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252922974 is a wasteful number, since it uses less digits than its factorization.
252922974 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145900 (or 145883 counting only the distinct ones).
The product of its digits is 181440, while the sum is 42.
The square root of 252922974 is about 15903.5522447031. The cubic root of 252922974 is about 632.4061625021.
The spelling of 252922974 in words is "two hundred fifty-two million, nine hundred twenty-two thousand, nine hundred seventy-four".
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