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312142413 = 3119458861
BaseRepresentation
bin10010100110101…
…110101001001101
3210202100110220010
4102212232221031
51114402024123
650550143433
710510111122
oct2246565115
9722313803
10312142413
11150218240
1288651b79
134c88c86b
142d654749
151c60b993
hex129aea4d

312142413 has 8 divisors (see below), whose sum is σ = 454025376. Its totient is φ = 189177200.

The previous prime is 312142367. The next prime is 312142417. The reversal of 312142413 is 314241213.

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

It is a cyclic number.

It is not a de Polignac number, because 312142413 - 28 = 312142157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 312142413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312142417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4729398 + ... + 4729463.

It is an arithmetic number, because the mean of its divisors is an integer number (56753172).

Almost surely, 2312142413 is an apocalyptic number.

312142413 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

312142413 is a deficient number, since it is larger than the sum of its proper divisors (141882963).

312142413 is a wasteful number, since it uses less digits than its factorization.

312142413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9458875.

The product of its digits is 576, while the sum is 21.

The square root of 312142413 is about 17667.5525469715. The cubic root of 312142413 is about 678.3454679046.

Adding to 312142413 its reverse (314241213), we get a palindrome (626383626).

The spelling of 312142413 in words is "three hundred twelve million, one hundred forty-two thousand, four hundred thirteen".

Divisors: 1 3 11 33 9458861 28376583 104047471 312142413