Base | Representation |
---|---|
bin | 101000000100110… |
… | …011101110011000 |
3 | 1201212010212112210 |
4 | 220010303232120 |
5 | 2334110132310 |
6 | 150414435120 |
7 | 22442605254 |
oct | 5004635630 |
9 | 1655125483 |
10 | 672349080 |
11 | 3155838a7 |
12 | 169202aa0 |
13 | a93aa6c0 |
14 | 6541b264 |
15 | 3e05e820 |
hex | 28133b98 |
672349080 has 128 divisors (see below), whose sum is σ = 2242437120. Its totient is φ = 160151040.
The previous prime is 672349061. The next prime is 672349121. The reversal of 672349080 is 80943276.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41409 + ... + 55311.
It is an arithmetic number, because the mean of its divisors is an integer number (17519040).
Almost surely, 2672349080 is an apocalyptic number.
672349080 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 672349080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1121218560).
672349080 is an abundant number, since it is smaller than the sum of its proper divisors (1570088040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
672349080 is a wasteful number, since it uses less digits than its factorization.
672349080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13961 (or 13957 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 672349080 is about 25929.6949461423. The cubic root of 672349080 is about 876.0554686421.
The spelling of 672349080 in words is "six hundred seventy-two million, three hundred forty-nine thousand, eighty".
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