Search a number
-
+
380814137 = 113110111057
BaseRepresentation
bin10110101100101…
…100001100111001
3222112120100210022
4112230230030321
51234442023022
6101442100225
712302603204
oct2654541471
9875510708
10380814137
11185a61330
12a764a675
1360b84912
143880c93b
1523673c42
hex16b2c339

380814137 has 16 divisors (see below), whose sum is σ = 433119744. Its totient is φ = 331680000.

The previous prime is 380814113. The next prime is 380814193. The reversal of 380814137 is 731418083.

It is a cyclic number.

It is not a de Polignac number, because 380814137 - 210 = 380813113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 380814097 and 380814106.

It is not an unprimeable number, because it can be changed into a prime (380814107) 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, 28913 + ... + 39969.

It is an arithmetic number, because the mean of its divisors is an integer number (27069984).

Almost surely, 2380814137 is an apocalyptic number.

It is an amenable number.

380814137 is a deficient number, since it is larger than the sum of its proper divisors (52305607).

380814137 is a wasteful number, since it uses less digits than its factorization.

380814137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11200.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 380814137 is about 19514.4596901887. The cubic root of 380814137 is about 724.8325491990.

The spelling of 380814137 in words is "three hundred eighty million, eight hundred fourteen thousand, one hundred thirty-seven".

Divisors: 1 11 31 101 341 1111 3131 11057 34441 121627 342767 1116757 3770437 12284327 34619467 380814137