Base | Representation |
---|---|
bin | 1000000101010110… |
… | …1000001011101100 |
3 | 12121020002220000102 |
4 | 2001111220023230 |
5 | 13421000233401 |
6 | 555153050232 |
7 | 104526050630 |
oct | 20125501354 |
9 | 5536086012 |
10 | 2169930476 |
11 | a1396197a |
12 | 506856978 |
13 | 287733b3c |
14 | 168290dc0 |
15 | ca77c56b |
hex | 815682ec |
2169930476 has 12 divisors (see below), whose sum is σ = 4339861008. Its totient is φ = 929970192.
The previous prime is 2169930443. The next prime is 2169930547. The reversal of 2169930476 is 6740399612.
It is a happy number.
2169930476 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 2169930476.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38748731 + ... + 38748786.
It is an arithmetic number, because the mean of its divisors is an integer number (361655084).
Almost surely, 22169930476 is an apocalyptic number.
It is an amenable number.
2169930476 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2169930476 is a wasteful number, since it uses less digits than its factorization.
2169930476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77497528 (or 77497526 counting only the distinct ones).
The product of its (nonzero) digits is 489888, while the sum is 47.
The square root of 2169930476 is about 46582.5125556791. The cubic root of 2169930476 is about 1294.6387638999.
The spelling of 2169930476 in words is "two billion, one hundred sixty-nine million, nine hundred thirty thousand, four hundred seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •