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316800001 = 745257143
BaseRepresentation
bin10010111000011…
…111110000000001
3211002010002220101
4102320133300001
51122100100001
651234042401
710564520110
oct2270376001
9732102811
10316800001
11152909591
128a119401
135083082b
1430107c77
151cc2ba01
hex12e1fc01

316800001 has 4 divisors (see below), whose sum is σ = 362057152. Its totient is φ = 271542852.

The previous prime is 316799993. The next prime is 316800007. The reversal of 316800001 is 100008613.

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, and also an emirpimes, since its reverse is a distinct semiprime: 100008613 = 731369981.

It is not a de Polignac number, because 316800001 - 23 = 316799993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (316800007) 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, 22628565 + ... + 22628578.

It is an arithmetic number, because the mean of its divisors is an integer number (90514288).

Almost surely, 2316800001 is an apocalyptic number.

It is an amenable number.

316800001 is a deficient number, since it is larger than the sum of its proper divisors (45257151).

316800001 is an equidigital number, since it uses as much as digits as its factorization.

316800001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45257150.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 316800001 is about 17798.8763971213. The cubic root of 316800001 is about 681.7027690608.

Adding to 316800001 its reverse (100008613), we get a palindrome (416808614).

The spelling of 316800001 in words is "three hundred sixteen million, eight hundred thousand, one".

Divisors: 1 7 45257143 316800001