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381274094 = 21515932129
BaseRepresentation
bin10110101110011…
…100011111101110
3222120102201201202
4112232130133232
51240101232334
6101500005502
712306530165
oct2656343756
9876381652
10381274094
11186245963
12a7830892
1360cb6096
14388cc3dc
152371517e
hex16b9c7ee

381274094 has 16 divisors (see below), whose sum is σ = 576940320. Its totient is φ = 188966400.

The previous prime is 381274067. The next prime is 381274123. The reversal of 381274094 is 490472183.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178022 + ... + 180150.

It is an arithmetic number, because the mean of its divisors is an integer number (36058770).

Almost surely, 2381274094 is an apocalyptic number.

381274094 is a deficient number, since it is larger than the sum of its proper divisors (195666226).

381274094 is a wasteful number, since it uses less digits than its factorization.

381274094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 381274094 is about 19526.2411641360. The cubic root of 381274094 is about 725.1242555163.

The spelling of 381274094 in words is "three hundred eighty-one million, two hundred seventy-four thousand, ninety-four".

Divisors: 1 2 151 302 593 1186 2129 4258 89543 179086 321479 642958 1262497 2524994 190637047 381274094