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313112201 = 7110940459
BaseRepresentation
bin10010101010011…
…011011010001001
3210211011202012012
4102222123122021
51120124042301
651023025305
710521260363
oct2252333211
9724152165
10313112201
1115081a916
1288a3b235
134cb3c0bc
142d827d33
151c74debb
hex12a9b689

313112201 has 8 divisors (see below), whose sum is σ = 320443200. Its totient is φ = 305862480.

The previous prime is 313112161. The next prime is 313112249. The reversal of 313112201 is 102211313.

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 313112201 - 226 = 246003337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313112251) 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, 12491 + ... + 27968.

It is an arithmetic number, because the mean of its divisors is an integer number (40055400).

Almost surely, 2313112201 is an apocalyptic number.

It is an amenable number.

313112201 is a deficient number, since it is larger than the sum of its proper divisors (7330999).

313112201 is a wasteful number, since it uses less digits than its factorization.

313112201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40639.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 313112201 is about 17694.9767165713. The cubic root of 313112201 is about 679.0472535353.

Adding to 313112201 its reverse (102211313), we get a palindrome (415323514).

It can be divided in two parts, 313112 and 201, that added together give a palindrome (313313).

The spelling of 313112201 in words is "three hundred thirteen million, one hundred twelve thousand, two hundred one".

Divisors: 1 71 109 7739 40459 2872589 4410031 313112201