Base | Representation |
---|---|
bin | 10110101001101… |
… | …111001100011100 |
3 | 222111010000211020 |
4 | 112221233030130 |
5 | 1234242234324 |
6 | 101413324140 |
7 | 12263200143 |
oct | 2651571434 |
9 | 874100736 |
10 | 380039964 |
11 | 185582717 |
12 | a7336650 |
13 | 60973425 |
14 | 3868a75a |
15 | 2356e679 |
hex | 16a6f31c |
380039964 has 24 divisors (see below), whose sum is σ = 938922768. Its totient is φ = 119228160.
The previous prime is 380039963. The next prime is 380039969. The reversal of 380039964 is 469930083.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380039963) 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, 931267 + ... + 931674.
It is an arithmetic number, because the mean of its divisors is an integer number (39121782).
Almost surely, 2380039964 is an apocalyptic number.
380039964 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
380039964 is an abundant number, since it is smaller than the sum of its proper divisors (558882804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
380039964 is a wasteful number, since it uses less digits than its factorization.
380039964 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1862965 (or 1862963 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 42.
The square root of 380039964 is about 19494.6137176401. The cubic root of 380039964 is about 724.3410351650.
The spelling of 380039964 in words is "three hundred eighty million, thirty-nine thousand, nine hundred sixty-four".
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