Base | Representation |
---|---|
bin | 1100011010000100101… |
… | …1011100110100101010 |
3 | 202101012022111111202111 |
4 | 3012201023130310222 |
5 | 11443021311442142 |
6 | 241531225352534 |
7 | 21254146055320 |
oct | 3064113346452 |
9 | 671168444674 |
10 | 213157530922 |
11 | 824439619a6 |
12 | 3538a03874a |
13 | 1714022882b |
14 | a461735d10 |
15 | 5828641e17 |
hex | 31a12dcd2a |
213157530922 has 8 divisors (see below), whose sum is σ = 365412910176. Its totient is φ = 91353227532.
The previous prime is 213157530919. The next prime is 213157530953. The reversal of 213157530922 is 229035751312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2131575309222 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7612768948 + ... + 7612768975.
It is an arithmetic number, because the mean of its divisors is an integer number (45676613772).
Almost surely, 2213157530922 is an apocalyptic number.
213157530922 is a deficient number, since it is larger than the sum of its proper divisors (152255379254).
213157530922 is a wasteful number, since it uses less digits than its factorization.
213157530922 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15225537932.
The product of its (nonzero) digits is 113400, while the sum is 40.
The spelling of 213157530922 in words is "two hundred thirteen billion, one hundred fifty-seven million, five hundred thirty thousand, nine hundred twenty-two".
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