Base | Representation |
---|---|
bin | 10101010100101001… |
… | …001010110000000000 |
3 | 2012002120211011110112 |
4 | 111110221022300000 |
5 | 333342044231220 |
6 | 14303501250452 |
7 | 1440233364020 |
oct | 252451126000 |
9 | 65076734415 |
10 | 22894914560 |
11 | 97896451a1 |
12 | 452b563a28 |
13 | 220b387a2b |
14 | 1172975a80 |
15 | 8deea35c5 |
hex | 554a4ac00 |
22894914560 has 352 divisors, whose sum is σ = 67808430720. Its totient is φ = 7238320128.
The previous prime is 22894914551. The next prime is 22894914563. The reversal of 22894914560 is 6541949822.
It is a super-2 number, since 2×228949145602 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 22894914499 and 22894914508.
It is not an unprimeable number, because it can be changed into a prime (22894914563) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32291486 + ... + 32292194.
Almost surely, 222894914560 is an apocalyptic number.
22894914560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22894914560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33904215360).
22894914560 is an abundant number, since it is smaller than the sum of its proper divisors (44913516160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22894914560 is a wasteful number, since it uses less digits than its factorization.
22894914560 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 811 (or 793 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 50.
The spelling of 22894914560 in words is "twenty-two billion, eight hundred ninety-four million, nine hundred fourteen thousand, five hundred sixty".
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