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313216200 = 233352115273
BaseRepresentation
bin10010101010110…
…100110011001000
3210211101000212000
4102222310303020
51120140404300
651025151000
710522202523
oct2252646310
9724330760
10313216200
11150890a70
1288a8b460
134cb7753b
142d853bba
151c76ec00
hex12ab4cc8

313216200 has 192 divisors, whose sum is σ = 1177156800. Its totient is φ = 75916800.

The previous prime is 313216181. The next prime is 313216217. The reversal of 313216200 is 2612313.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 56764 + ... + 62036.

It is an arithmetic number, because the mean of its divisors is an integer number (6131025).

Almost surely, 2313216200 is an apocalyptic number.

313216200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313216200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (588578400).

313216200 is an abundant number, since it is smaller than the sum of its proper divisors (863940600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

313216200 is a wasteful number, since it uses less digits than its factorization.

313216200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309 (or 5294 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 313216200 is about 17697.9151314498. The cubic root of 313216200 is about 679.1224261814.

Adding to 313216200 its reverse (2612313), we get a palindrome (315828513).

The spelling of 313216200 in words is "three hundred thirteen million, two hundred sixteen thousand, two hundred".