Base | Representation |
---|---|
bin | 10110101100001… |
… | …001100111001001 |
3 | 222112022011102220 |
4 | 112230021213021 |
5 | 1234423004312 |
6 | 101435044253 |
7 | 12301443144 |
oct | 2654114711 |
9 | 875264386 |
10 | 380672457 |
11 | 185974940 |
12 | a75a0689 |
13 | 60b35299 |
14 | 387b305b |
15 | 23646c8c |
hex | 16b099c9 |
380672457 has 8 divisors (see below), whose sum is σ = 553705440. Its totient is φ = 230710560.
The previous prime is 380672441. The next prime is 380672459. The reversal of 380672457 is 754276083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 380672457 - 24 = 380672441 is a prime.
It is not an unprimeable number, because it can be changed into a prime (380672459) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5767732 + ... + 5767797.
It is an arithmetic number, because the mean of its divisors is an integer number (69213180).
Almost surely, 2380672457 is an apocalyptic number.
It is an amenable number.
380672457 is a deficient number, since it is larger than the sum of its proper divisors (173032983).
380672457 is a wasteful number, since it uses less digits than its factorization.
380672457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11535543.
The product of its (nonzero) digits is 282240, while the sum is 42.
The square root of 380672457 is about 19510.8292237926. The cubic root of 380672457 is about 724.7426479376.
The spelling of 380672457 in words is "three hundred eighty million, six hundred seventy-two thousand, four hundred fifty-seven".
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