Base | Representation |
---|---|
bin | 11100100110111… |
… | …010111000010010 |
3 | 1020110010201210000 |
4 | 130212322320102 |
5 | 1440332332230 |
6 | 115343150430 |
7 | 14615426652 |
oct | 3446727022 |
9 | 1213121700 |
10 | 479964690 |
11 | 226a22637 |
12 | 1148a5416 |
13 | 7858b89a |
14 | 47a5c362 |
15 | 2c20bb60 |
hex | 1c9bae12 |
479964690 has 80 divisors (see below), whose sum is σ = 1346735808. Its totient is φ = 122421024.
The previous prime is 479964679. The next prime is 479964701. The reversal of 479964690 is 96469974.
It is an interprime number because it is at equal distance from previous prime (479964679) and next prime (479964701).
It is a super-2 number, since 2×4799646902 = 460732207293592200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5749 + ... + 31511.
Almost surely, 2479964690 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 479964690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (673367904).
479964690 is an abundant number, since it is smaller than the sum of its proper divisors (866771118).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
479964690 is a wasteful number, since it uses less digits than its factorization.
479964690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25805 (or 25796 counting only the distinct ones).
The product of its (nonzero) digits is 2939328, while the sum is 54.
The square root of 479964690 is about 21908.0964485735. The cubic root of 479964690 is about 782.9543285996.
The spelling of 479964690 in words is "four hundred seventy-nine million, nine hundred sixty-four thousand, six hundred ninety".
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