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313234001 = 1229254869
BaseRepresentation
bin10010101010111…
…001001001010001
3210211101221021022
4102222321021101
51120141442001
651025405225
710522305443
oct2252711121
9724357238
10313234001
111508a3383
1288a99815
134cb82682
142d85a493
151c77511b
hex12ab9251

313234001 has 4 divisors (see below), whose sum is σ = 313490100. Its totient is φ = 312977904.

The previous prime is 313233967. The next prime is 313234007. The reversal of 313234001 is 100432313.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100432313 = 103975071.

It can be written as a sum of positive squares in 2 ways, for example, as 154977601 + 158256400 = 12449^2 + 12580^2 .

It is a cyclic number.

It is not a de Polignac number, because 313234001 - 26 = 313233937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313234007) 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, 126206 + ... + 128663.

It is an arithmetic number, because the mean of its divisors is an integer number (78372525).

Almost surely, 2313234001 is an apocalyptic number.

It is an amenable number.

313234001 is a deficient number, since it is larger than the sum of its proper divisors (256099).

313234001 is a wasteful number, since it uses less digits than its factorization.

313234001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256098.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 313234001 is about 17698.4180366495. The cubic root of 313234001 is about 679.1352914475.

Adding to 313234001 its reverse (100432313), we get a palindrome (413666314).

The spelling of 313234001 in words is "three hundred thirteen million, two hundred thirty-four thousand, one".

Divisors: 1 1229 254869 313234001