Base | Representation |
---|---|
bin | 10110101001011… |
… | …111110011101100 |
3 | 222110222211101000 |
4 | 112221133303230 |
5 | 1234233230230 |
6 | 101412120300 |
7 | 12262515330 |
oct | 2651376354 |
9 | 873884330 |
10 | 379976940 |
11 | 18553a332 |
12 | a7306090 |
13 | 60950835 |
14 | 386717c0 |
15 | 2355ab60 |
hex | 16a5fcec |
379976940 has 96 divisors (see below), whose sum is σ = 1351042560. Its totient is φ = 86851008.
The previous prime is 379976903. The next prime is 379976941. The reversal of 379976940 is 49679973.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is not an unprimeable number, because it can be changed into a prime (379976941) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46482 + ... + 54041.
It is an arithmetic number, because the mean of its divisors is an integer number (14073360).
Almost surely, 2379976940 is an apocalyptic number.
379976940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
379976940 is an abundant number, since it is smaller than the sum of its proper divisors (971065620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
379976940 is a wasteful number, since it uses less digits than its factorization.
379976940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100548 (or 100540 counting only the distinct ones).
The product of its (nonzero) digits is 2571912, while the sum is 54.
The square root of 379976940 is about 19492.9972041244. The cubic root of 379976940 is about 724.3009925401.
The spelling of 379976940 in words is "three hundred seventy-nine million, nine hundred seventy-six thousand, nine hundred forty".
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