Base | Representation |
---|---|
bin | 10110101000010… |
… | …000111010010100 |
3 | 222110101102002010 |
4 | 112220100322110 |
5 | 1234142410110 |
6 | 101401144220 |
7 | 12260001222 |
oct | 2650207224 |
9 | 873342063 |
10 | 379653780 |
11 | 185339560 |
12 | a718b070 |
13 | 6086970c |
14 | 385c9b12 |
15 | 234e5020 |
hex | 16a10e94 |
379653780 has 96 divisors (see below), whose sum is σ = 1184440320. Its totient is φ = 90071680.
The previous prime is 379653773. The next prime is 379653821. The reversal of 379653780 is 87356973.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24901 + ... + 37139.
It is an arithmetic number, because the mean of its divisors is an integer number (12337920).
Almost surely, 2379653780 is an apocalyptic number.
379653780 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 379653780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (592220160).
379653780 is an abundant number, since it is smaller than the sum of its proper divisors (804786540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
379653780 is a wasteful number, since it uses less digits than its factorization.
379653780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12309 (or 12307 counting only the distinct ones).
The product of its (nonzero) digits is 952560, while the sum is 48.
The square root of 379653780 is about 19484.7063103348. The cubic root of 379653780 is about 724.0956015713.
The spelling of 379653780 in words is "three hundred seventy-nine million, six hundred fifty-three thousand, seven hundred eighty".
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