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380896371 = 3360123473
BaseRepresentation
bin10110101101000…
…000010001110011
3222112201112121000
4112231000101303
51240002140441
6101443533043
712303365022
oct2655002163
9875645530
10380896371
11186008099
12a768a183
1360bb318b
14388308b9
152368d2b6
hex16b40473

380896371 has 16 divisors (see below), whose sum is σ = 565253920. Its totient is φ = 253497600.

The previous prime is 380896357. The next prime is 380896381. The reversal of 380896371 is 173698083.

It is a happy number.

380896371 is a `hidden beast` number, since 3 + 8 + 0 + 8 + 9 + 637 + 1 = 666.

It is not a de Polignac number, because 380896371 - 218 = 380634227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380896301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4491 + ... + 27963.

It is an arithmetic number, because the mean of its divisors is an integer number (35328370).

Almost surely, 2380896371 is an apocalyptic number.

380896371 is a deficient number, since it is larger than the sum of its proper divisors (184357549).

380896371 is a wasteful number, since it uses less digits than its factorization.

380896371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24083 (or 24077 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 380896371 is about 19516.5665781664. The cubic root of 380896371 is about 724.8847195223.

The spelling of 380896371 in words is "three hundred eighty million, eight hundred ninety-six thousand, three hundred seventy-one".

Divisors: 1 3 9 27 601 1803 5409 16227 23473 70419 211257 633771 14107273 42321819 126965457 380896371