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123312314 = 2101610457
BaseRepresentation
bin1110101100110…
…01100010111010
322121000220200202
413112121202322
5223031443224
620123002202
73025065056
oct726314272
9277026622
10123312314
1163674404
1235369362
131c716788
141253cc66
15ac5beae
hex75998ba

123312314 has 8 divisors (see below), whose sum is σ = 186800148. Its totient is φ = 61045600.

The previous prime is 123312307. The next prime is 123312331. The reversal of 123312314 is 413213321.

It can be written as a sum of positive squares in 2 ways, for example, as 87516025 + 35796289 = 9355^2 + 5983^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305027 + ... + 305430.

Almost surely, 2123312314 is an apocalyptic number.

123312314 is a deficient number, since it is larger than the sum of its proper divisors (63487834).

123312314 is a wasteful number, since it uses less digits than its factorization.

123312314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610560.

The product of its digits is 432, while the sum is 20.

The square root of 123312314 is about 11104.6077823577. The cubic root of 123312314 is about 497.7395481147.

Adding to 123312314 its reverse (413213321), we get a palindrome (536525635).

The spelling of 123312314 in words is "one hundred twenty-three million, three hundred twelve thousand, three hundred fourteen".

Divisors: 1 2 101 202 610457 1220914 61656157 123312314