Base | Representation |
---|---|
bin | 101000000110000… |
… | …101010111100010 |
3 | 1201212202212021100 |
4 | 220012011113202 |
5 | 2334201332430 |
6 | 150425535230 |
7 | 22445500233 |
oct | 5006052742 |
9 | 1655685240 |
10 | 672683490 |
11 | 315792076 |
12 | 169344516 |
13 | a949698b |
14 | 654a708a |
15 | 3e0c8960 |
hex | 281855e2 |
672683490 has 48 divisors (see below), whose sum is σ = 1750320000. Its totient is φ = 179244576.
The previous prime is 672683471. The next prime is 672683491. The reversal of 672683490 is 94386276.
672683490 is a `hidden beast` number, since 67 + 26 + 83 + 490 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (672683491) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178041 + ... + 181779.
It is an arithmetic number, because the mean of its divisors is an integer number (36465000).
Almost surely, 2672683490 is an apocalyptic number.
672683490 is an abundant number, since it is smaller than the sum of its proper divisors (1077636510).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
672683490 is a wasteful number, since it uses less digits than its factorization.
672683490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5751 (or 5748 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The square root of 672683490 is about 25936.1425427915. The cubic root of 672683490 is about 876.2006874283.
The spelling of 672683490 in words is "six hundred seventy-two million, six hundred eighty-three thousand, four hundred ninety".
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