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324139057 = 1129467187
BaseRepresentation
bin10011010100011…
…111100000110001
3211120220222012021
4103110133200301
51130434422212
652055231441
711014064554
oct2324374061
9746828167
10324139057
11156a71520
1290678581
1352200178
143109869b
151d6cb307
hex1351f831

324139057 has 4 divisors (see below), whose sum is σ = 353606256. Its totient is φ = 294671860.

The previous prime is 324139027. The next prime is 324139087. The reversal of 324139057 is 750931423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (324139027) and next prime (324139087).

It is a cyclic number.

It is not a de Polignac number, because 324139057 - 27 = 324138929 is a prime.

It is a super-2 number, since 2×3241390572 = 210132256545698498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (324139027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14733583 + ... + 14733604.

It is an arithmetic number, because the mean of its divisors is an integer number (88401564).

Almost surely, 2324139057 is an apocalyptic number.

It is an amenable number.

324139057 is a deficient number, since it is larger than the sum of its proper divisors (29467199).

324139057 is a wasteful number, since it uses less digits than its factorization.

324139057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29467198.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 324139057 is about 18003.8622800776. The cubic root of 324139057 is about 686.9267910635.

The spelling of 324139057 in words is "three hundred twenty-four million, one hundred thirty-nine thousand, fifty-seven".

Divisors: 1 11 29467187 324139057