Base | Representation |
---|---|
bin | 101000000101000… |
… | …000011010111000 |
3 | 1201212020111212201 |
4 | 220011000122320 |
5 | 2334113313310 |
6 | 150415515544 |
7 | 22443213001 |
oct | 5005003270 |
9 | 1655214781 |
10 | 672401080 |
11 | 31560997a |
12 | 169228bb4 |
13 | a93c8280 |
14 | 654321a8 |
15 | 3e06ee3a |
hex | 281406b8 |
672401080 has 64 divisors (see below), whose sum is σ = 1639481760. Its totient is φ = 246716928.
The previous prime is 672401033. The next prime is 672401167. The reversal of 672401080 is 80104276.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80794 + ... + 88726.
Almost surely, 2672401080 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 672401080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (819740880).
672401080 is an abundant number, since it is smaller than the sum of its proper divisors (967080680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
672401080 is a wasteful number, since it uses less digits than its factorization.
672401080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8120 (or 8116 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 672401080 is about 25930.6976381277. The cubic root of 672401080 is about 876.0780529966.
The spelling of 672401080 in words is "six hundred seventy-two million, four hundred one thousand, eighty".
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