Base | Representation |
---|---|
bin | 10100110110101001… |
… | …011000001010101000 |
3 | 2010210111211211102200 |
4 | 110312221120022220 |
5 | 331324230344112 |
6 | 14141522500200 |
7 | 1421612624160 |
oct | 246651301250 |
9 | 63714754380 |
10 | 22391653032 |
11 | 9550560381 |
12 | 440ab04660 |
13 | 215b030248 |
14 | 1125bb15a0 |
15 | 8b0be3cdc |
hex | 536a582a8 |
22391653032 has 96 divisors (see below), whose sum is σ = 69544500480. Its totient is φ = 6375738240.
The previous prime is 22391653027. The next prime is 22391653049. The reversal of 22391653032 is 23035619322.
22391653032 is a `hidden beast` number, since 2 + 2 + 3 + 91 + 6 + 530 + 32 = 666.
It is a super-2 number, since 2×223916530322 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 71857 + ... + 223487.
It is an arithmetic number, because the mean of its divisors is an integer number (724421880).
Almost surely, 222391653032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22391653032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34772250240).
22391653032 is an abundant number, since it is smaller than the sum of its proper divisors (47152847448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22391653032 is a wasteful number, since it uses less digits than its factorization.
22391653032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 151943 (or 151936 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 36.
The spelling of 22391653032 in words is "twenty-two billion, three hundred ninety-one million, six hundred fifty-three thousand, thirty-two".
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