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381414372 = 223149213319
BaseRepresentation
bin10110101110111…
…110101111100100
3222120200212011020
4112232332233210
51240120224442
6101503011140
712310653153
oct2656765744
9876625136
10381414372
11186331299
12a7899ab0
1361034ba1
143892759a
15237419ec
hex16bbebe4

381414372 has 24 divisors (see below), whose sum is σ = 895944000. Its totient is φ = 126284256.

The previous prime is 381414347. The next prime is 381414377. The reversal of 381414372 is 273414183.

It is not an unprimeable number, because it can be changed into a prime (381414377) by changing a digit.

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, 104872 + ... + 108447.

It is an arithmetic number, because the mean of its divisors is an integer number (37331000).

Almost surely, 2381414372 is an apocalyptic number.

It is an amenable number.

381414372 is an abundant number, since it is smaller than the sum of its proper divisors (514529628).

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

381414372 is a wasteful number, since it uses less digits than its factorization.

381414372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213475 (or 213473 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 381414372 is about 19529.8328717887. The cubic root of 381414372 is about 725.2131736199.

The spelling of 381414372 in words is "three hundred eighty-one million, four hundred fourteen thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 149 298 447 596 894 1788 213319 426638 639957 853276 1279914 2559828 31784531 63569062 95353593 127138124 190707186 381414372