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380115752 = 23201723557
BaseRepresentation
bin10110101010000…
…001101100101000
3222111020212210012
4112222001230220
51234302201002
6101415111052
712263634122
oct2652015450
9874225705
10380115752
11185624655
12a7372488
136099ba83
14386aa212
1523586d52
hex16a81b28

380115752 has 16 divisors (see below), whose sum is σ = 713100660. Its totient is φ = 189955584.

The previous prime is 380115739. The next prime is 380115761. The reversal of 380115752 is 257511083.

It can be written as a sum of positive squares in 2 ways, for example, as 368102596 + 12013156 = 19186^2 + 3466^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4358 + ... + 27914.

Almost surely, 2380115752 is an apocalyptic number.

It is an amenable number.

380115752 is a deficient number, since it is larger than the sum of its proper divisors (332984908).

380115752 is a wasteful number, since it uses less digits than its factorization.

380115752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25580 (or 25576 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 32.

The square root of 380115752 is about 19496.5574397123. The cubic root of 380115752 is about 724.3891816012.

The spelling of 380115752 in words is "three hundred eighty million, one hundred fifteen thousand, seven hundred fifty-two".

Divisors: 1 2 4 8 2017 4034 8068 16136 23557 47114 94228 188456 47514469 95028938 190057876 380115752