Base | Representation |
---|---|
bin | 1000101000000010… |
… | …1001000000011100 |
3 | 12222100212201022000 |
4 | 2022000221000130 |
5 | 14220222030042 |
6 | 1021431322300 |
7 | 111243530424 |
oct | 21200510034 |
9 | 5870781260 |
10 | 2315423772 |
11 | a88aa6172 |
12 | 547520390 |
13 | 2ab91564c |
14 | 17d725484 |
15 | d841b74c |
hex | 8a02901c |
2315423772 has 24 divisors (see below), whose sum is σ = 6002950800. Its totient is φ = 771807888.
The previous prime is 2315423743. The next prime is 2315423797. The reversal of 2315423772 is 2773245132.
2315423772 is a `hidden beast` number, since 231 + 54 + 2 + 377 + 2 = 666.
It is a super-2 number, since 2×23154237722 = 10722374487885415968, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10719447 + ... + 10719662.
It is an arithmetic number, because the mean of its divisors is an integer number (250122950).
Almost surely, 22315423772 is an apocalyptic number.
It is an amenable number.
2315423772 is an abundant number, since it is smaller than the sum of its proper divisors (3687527028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2315423772 is a wasteful number, since it uses less digits than its factorization.
2315423772 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21439122 (or 21439114 counting only the distinct ones).
The product of its digits is 70560, while the sum is 36.
The square root of 2315423772 is about 48118.8504850230. The cubic root of 2315423772 is about 1322.9501989162.
The spelling of 2315423772 in words is "two billion, three hundred fifteen million, four hundred twenty-three thousand, seven hundred seventy-two".
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