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123314315 = 524662863
BaseRepresentation
bin1110101100110…
…10000010001011
322121001000102212
413112122002023
5223032024230
620123015335
73025103645
oct726320213
9277030385
10123314315
1163675963
123536a54b
131c717667
141253d895
15ac5c895
hex759a08b

123314315 has 4 divisors (see below), whose sum is σ = 147977184. Its totient is φ = 98651448.

The previous prime is 123314287. The next prime is 123314329. The reversal of 123314315 is 513413321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 513413321 = 895768689.

It is a cyclic number.

It is not a de Polignac number, because 123314315 - 26 = 123314251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12331427 + ... + 12331436.

It is an arithmetic number, because the mean of its divisors is an integer number (36994296).

Almost surely, 2123314315 is an apocalyptic number.

123314315 is a deficient number, since it is larger than the sum of its proper divisors (24662869).

123314315 is an equidigital number, since it uses as much as digits as its factorization.

123314315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24662868.

The product of its digits is 1080, while the sum is 23.

The square root of 123314315 is about 11104.6978797264. The cubic root of 123314315 is about 497.7422403882.

Adding to 123314315 its reverse (513413321), we get a palindrome (636727636).

The spelling of 123314315 in words is "one hundred twenty-three million, three hundred fourteen thousand, three hundred fifteen".

Divisors: 1 5 24662863 123314315