Base | Representation |
---|---|
bin | 10010010100110110… |
… | …001001000110100010 |
3 | 1212210022220202021220 |
4 | 102110312021012202 |
5 | 310244313341320 |
6 | 13012312155510 |
7 | 1264421335641 |
oct | 222466110642 |
9 | 55708822256 |
10 | 19677090210 |
11 | 8388228128 |
12 | 3991998b96 |
13 | 1b1781815b |
14 | d4946b358 |
15 | 7a2733e40 |
hex | 494d891a2 |
19677090210 has 32 divisors (see below), whose sum is σ = 47228735232. Its totient is φ = 5246810880.
The previous prime is 19677090197. The next prime is 19677090217. The reversal of 19677090210 is 1209077691.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (19677090217) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 660762 + ... + 689898.
It is an arithmetic number, because the mean of its divisors is an integer number (1475897976).
Almost surely, 219677090210 is an apocalyptic number.
19677090210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19677090210 is an abundant number, since it is smaller than the sum of its proper divisors (27551645022).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19677090210 is a wasteful number, since it uses less digits than its factorization.
19677090210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51658.
The product of its (nonzero) digits is 47628, while the sum is 42.
The spelling of 19677090210 in words is "nineteen billion, six hundred seventy-seven million, ninety thousand, two hundred ten".
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