Base | Representation |
---|---|
bin | 1001111100100100… |
… | …0001011010101010 |
3 | 20220001222010111010 |
4 | 2133021001122222 |
5 | 20432001124232 |
6 | 1120534044350 |
7 | 123110064516 |
oct | 23711013252 |
9 | 6801863433 |
10 | 2669942442 |
11 | 1150127302 |
12 | 6261a96b6 |
13 | 3371c14cb |
14 | 1b484b146 |
15 | 1095e90cc |
hex | 9f2416aa |
2669942442 has 64 divisors (see below), whose sum is σ = 5769584640. Its totient is φ = 821614464.
The previous prime is 2669942411. The next prime is 2669942461. The reversal of 2669942442 is 2442499662.
It is a junction number, because it is equal to n+sod(n) for n = 2669942391 and 2669942400.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 470659 + ... + 476297.
It is an arithmetic number, because the mean of its divisors is an integer number (90149760).
Almost surely, 22669942442 is an apocalyptic number.
2669942442 is an abundant number, since it is smaller than the sum of its proper divisors (3099642198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2669942442 is a wasteful number, since it uses less digits than its factorization.
2669942442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5787.
The product of its digits is 1492992, while the sum is 48.
The square root of 2669942442 is about 51671.4857731031. The cubic root of 2669942442 is about 1387.2901402918.
The spelling of 2669942442 in words is "two billion, six hundred sixty-nine million, nine hundred forty-two thousand, four hundred forty-two".
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