Base | Representation |
---|---|
bin | 1011001010011100… |
… | …1101001010011100 |
3 | 21201211200011120021 |
4 | 2302213031022130 |
5 | 22114113400410 |
6 | 1213204001524 |
7 | 134154603142 |
oct | 26247151234 |
9 | 7654604507 |
10 | 2996621980 |
11 | 12a85734a0 |
12 | 6b76902a4 |
13 | 389aa0b01 |
14 | 205da7592 |
15 | 128127eda |
hex | b29cd29c |
2996621980 has 24 divisors (see below), whose sum is σ = 6864989040. Its totient is φ = 1089680640.
The previous prime is 2996621941. The next prime is 2996622001. The reversal of 2996621980 is 891266992.
2996621980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6810285 + ... + 6810724.
It is an arithmetic number, because the mean of its divisors is an integer number (286041210).
Almost surely, 22996621980 is an apocalyptic number.
2996621980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2996621980 is an abundant number, since it is smaller than the sum of its proper divisors (3868367060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2996621980 is a wasteful number, since it uses less digits than its factorization.
2996621980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13621029 (or 13621027 counting only the distinct ones).
The product of its (nonzero) digits is 839808, while the sum is 52.
The square root of 2996621980 is about 54741.4101024078. The cubic root of 2996621980 is about 1441.7080394570.
The spelling of 2996621980 in words is "two billion, nine hundred ninety-six million, six hundred twenty-one thousand, nine hundred eighty".
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