Base | Representation |
---|---|
bin | 101011000101110001101… |
… | …001101101110101010110 |
3 | 101111002012212212111221220 |
4 | 223011301221231311112 |
5 | 342003403120243430 |
6 | 10144154550151210 |
7 | 423635535100506 |
oct | 53056151556526 |
9 | 11432185774856 |
10 | 2961139227990 |
11 | a418a2996579 |
12 | 3b9a7b652506 |
13 | 1863077b4658 |
14 | a3469b59a06 |
15 | 5205cc91110 |
hex | 2b171a6dd56 |
2961139227990 has 64 divisors (see below), whose sum is σ = 7529860128960. Its totient is φ = 742685880320.
The previous prime is 2961139227947. The next prime is 2961139228043. The reversal of 2961139227990 is 997229311692.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1204905 + ... + 2715524.
It is an arithmetic number, because the mean of its divisors is an integer number (117654064515).
Almost surely, 22961139227990 is an apocalyptic number.
2961139227990 is an abundant number, since it is smaller than the sum of its proper divisors (4568720900970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2961139227990 is a wasteful number, since it uses less digits than its factorization.
2961139227990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3921937.
The product of its (nonzero) digits is 6613488, while the sum is 60.
The spelling of 2961139227990 in words is "two trillion, nine hundred sixty-one billion, one hundred thirty-nine million, two hundred twenty-seven thousand, nine hundred ninety".
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