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312053041 = 2271374683
BaseRepresentation
bin10010100110011…
…000110100110001
3210202011221022001
4102212120310301
51114341144131
650544214001
710506256426
oct2246306461
9722157261
10312053041
11150167083
128860a301
134c85ac91
142d62dd4d
151c5e0261
hex12998d31

312053041 has 4 divisors (see below), whose sum is σ = 313427952. Its totient is φ = 310678132.

The previous prime is 312053011. The next prime is 312053047. The reversal of 312053041 is 140350213.

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 a cyclic number.

It is not a de Polignac number, because 312053041 - 223 = 303664433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312053047) by changing a digit.

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, 687115 + ... + 687568.

It is an arithmetic number, because the mean of its divisors is an integer number (78356988).

Almost surely, 2312053041 is an apocalyptic number.

It is an amenable number.

312053041 is a deficient number, since it is larger than the sum of its proper divisors (1374911).

312053041 is a wasteful number, since it uses less digits than its factorization.

312053041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374910.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 312053041 is about 17665.0230965034. The cubic root of 312053041 is about 678.2807208794.

The spelling of 312053041 in words is "three hundred twelve million, fifty-three thousand, forty-one".

Divisors: 1 227 1374683 312053041