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380125538 = 21314620213
BaseRepresentation
bin10110101010000…
…100000101100010
3222111021101012122
4112222010011202
51234303004123
6101415224242
712264004502
oct2652040542
9874241178
10380125538
11185630a41
12a7378082
13609a3370
14386ada02
1523589bc8
hex16a84162

380125538 has 8 divisors (see below), whose sum is σ = 614048988. Its totient is φ = 175442544.

The previous prime is 380125513. The next prime is 380125541. The reversal of 380125538 is 835521083.

It can be written as a sum of positive squares in 2 ways, for example, as 349577809 + 30547729 = 18697^2 + 5527^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 380125498 and 380125507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7310081 + ... + 7310132.

Almost surely, 2380125538 is an apocalyptic number.

380125538 is a deficient number, since it is larger than the sum of its proper divisors (233923450).

380125538 is a wasteful number, since it uses less digits than its factorization.

380125538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14620228.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 380125538 is about 19496.8084054801. The cubic root of 380125538 is about 724.3953979635.

The spelling of 380125538 in words is "three hundred eighty million, one hundred twenty-five thousand, five hundred thirty-eight".

Divisors: 1 2 13 26 14620213 29240426 190062769 380125538