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380587074 = 23736724691
BaseRepresentation
bin10110101011110…
…100110001000010
3222112010211022120
4112223310301002
51234412241244
6101433145110
712300636210
oct2653646102
9875124276
10380587074
1118591677a
12a755b196
1360b0546a
143878dcb0
152362b819
hex16af4c42

380587074 has 32 divisors (see below), whose sum is σ = 872318976. Its totient is φ = 108438480.

The previous prime is 380587073. The next prime is 380587079. The reversal of 380587074 is 470785083.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (380587073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3069 + ... + 27759.

It is an arithmetic number, because the mean of its divisors is an integer number (27259968).

Almost surely, 2380587074 is an apocalyptic number.

380587074 is an abundant number, since it is smaller than the sum of its proper divisors (491731902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

380587074 is a wasteful number, since it uses less digits than its factorization.

380587074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25070.

The product of its (nonzero) digits is 188160, while the sum is 42.

The square root of 380587074 is about 19508.6410085377. The cubic root of 380587074 is about 724.6884584566.

The spelling of 380587074 in words is "three hundred eighty million, five hundred eighty-seven thousand, seventy-four".

Divisors: 1 2 3 6 7 14 21 42 367 734 1101 2202 2569 5138 7707 15414 24691 49382 74073 148146 172837 345674 518511 1037022 9061597 18123194 27184791 54369582 63431179 126862358 190293537 380587074