Base | Representation |
---|---|
bin | 11000111111111010… |
… | …10001011101110110 |
3 | 1021122100002101022220 |
4 | 30133331101131312 |
5 | 204441242323120 |
6 | 10055431503210 |
7 | 653405052501 |
oct | 143775213566 |
9 | 37570071286 |
10 | 13421057910 |
11 | 57679234a7 |
12 | 2726827b06 |
13 | 135b6a70b0 |
14 | 914652138 |
15 | 5383c4b40 |
hex | 31ff51776 |
13421057910 has 32 divisors (see below), whose sum is σ = 34688273760. Its totient is φ = 3303644928.
The previous prime is 13421057891. The next prime is 13421057921. The reversal of 13421057910 is 1975012431.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17206095 + ... + 17206874.
It is an arithmetic number, because the mean of its divisors is an integer number (1084008555).
Almost surely, 213421057910 is an apocalyptic number.
13421057910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13421057910 is an abundant number, since it is smaller than the sum of its proper divisors (21267215850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13421057910 is a wasteful number, since it uses less digits than its factorization.
13421057910 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34412992.
The product of its (nonzero) digits is 7560, while the sum is 33.
The spelling of 13421057910 in words is "thirteen billion, four hundred twenty-one million, fifty-seven thousand, nine hundred ten".
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