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312424414 = 2216172287
BaseRepresentation
bin10010100111110…
…011011111011110
3210202212210201121
4102213303133132
51114440040124
651000201154
710512364231
oct2247633736
9722783647
10312424414
111503a00a5
12887691ba
134c95b023
142d6c9418
151c6652e4
hex129f37de

312424414 has 8 divisors (see below), whose sum is σ = 468859968. Its totient is φ = 156137760.

The previous prime is 312424403. The next prime is 312424439. The reversal of 312424414 is 414424213.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 31822 + ... + 40465.

It is an arithmetic number, because the mean of its divisors is an integer number (58607496).

Almost surely, 2312424414 is an apocalyptic number.

312424414 is a deficient number, since it is larger than the sum of its proper divisors (156435554).

312424414 is a wasteful number, since it uses less digits than its factorization.

312424414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74450.

The product of its digits is 3072, while the sum is 25.

The square root of 312424414 is about 17675.5315054456. The cubic root of 312424414 is about 678.5496872116.

Adding to 312424414 its reverse (414424213), we get a palindrome (726848627).

The spelling of 312424414 in words is "three hundred twelve million, four hundred twenty-four thousand, four hundred fourteen".

Divisors: 1 2 2161 4322 72287 144574 156212207 312424414