Base | Representation |
---|---|
bin | 10110100110100… |
… | …100000000000000 |
3 | 222102112202010220 |
4 | 112212210000000 |
5 | 1234034121210 |
6 | 101343423040 |
7 | 12253132515 |
oct | 2646440000 |
9 | 872482126 |
10 | 379207680 |
11 | 185064385 |
12 | a6bb4a80 |
13 | 60741657 |
14 | 3851130c |
15 | 23457c70 |
hex | 169a4000 |
379207680 has 120 divisors (see below), whose sum is σ = 1214213952. Its totient is φ = 101056512.
The previous prime is 379207667. The next prime is 379207727. The reversal of 379207680 is 86702973.
It is a tau number, because it is divible by the number of its divisors (120).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244989 + ... + 246531.
Almost surely, 2379207680 is an apocalyptic number.
379207680 is a gapful number since it is divisible by the number (30) 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 379207680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (607106976).
379207680 is an abundant number, since it is smaller than the sum of its proper divisors (835006272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
379207680 is an equidigital number, since it uses as much as digits as its factorization.
379207680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1579 (or 1553 counting only the distinct ones).
The product of its (nonzero) digits is 127008, while the sum is 42.
The square root of 379207680 is about 19473.2555059497. The cubic root of 379207680 is about 723.8118819780.
The spelling of 379207680 in words is "three hundred seventy-nine million, two hundred seven thousand, six hundred eighty".
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