Base | Representation |
---|---|
bin | 10101000100111001… |
… | …110110010101101100 |
3 | 2011102011221101122210 |
4 | 111010321312111230 |
5 | 332321444230243 |
6 | 14221345410420 |
7 | 1430546032125 |
oct | 250471662554 |
9 | 64364841583 |
10 | 22630851948 |
11 | 9663587031 |
12 | 4477039a10 |
13 | 2198760573 |
14 | 114987904c |
15 | 8c6be2933 |
hex | 544e7656c |
22630851948 has 18 divisors (see below), whose sum is σ = 52806537196. Its totient is φ = 7543443608.
The previous prime is 22630851869. The next prime is 22630851989. The reversal of 22630851948 is 84915803622.
It is a junction number, because it is equal to n+sod(n) for n = 22630851897 and 22630851906.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 499411 + ... + 542837.
Almost surely, 222630851948 is an apocalyptic number.
It is an amenable number.
22630851948 is an abundant number, since it is smaller than the sum of its proper divisors (30175685248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22630851948 is an frugal number, since it uses more digits than its factorization.
22630851948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86861 (or 43432 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 48.
Multiplying 22630851948 by its sum of digits (48), we get a square (1086280893504 = 10422482).
The spelling of 22630851948 in words is "twenty-two billion, six hundred thirty million, eight hundred fifty-one thousand, nine hundred forty-eight".
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