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1313200230 = 235433710093
BaseRepresentation
bin100111001000101…
…1101100001100110
310101112000111001120
41032101131201212
510142134401410
6334150234410
744354006046
oct11621354146
93345014046
101313200230
116142a3851
12307955a06
1317c0aa374
14c6599726
157a44b570
hex4e45d866

1313200230 has 32 divisors (see below), whose sum is σ = 3152719584. Its totient is φ = 350071296.

The previous prime is 1313200223. The next prime is 1313200261. The reversal of 1313200230 is 320023131.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125064 + ... + 135156.

It is an arithmetic number, because the mean of its divisors is an integer number (98522487).

Almost surely, 21313200230 is an apocalyptic number.

1313200230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313200230 is an abundant number, since it is smaller than the sum of its proper divisors (1839519354).

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

1313200230 is a wasteful number, since it uses less digits than its factorization.

1313200230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14440.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1313200230 is about 36238.1046689807. The cubic root of 1313200230 is about 1095.0744596059.

Adding to 1313200230 its reverse (320023131), we get a palindrome (1633223361).

The spelling of 1313200230 in words is "one billion, three hundred thirteen million, two hundred thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 4337 8674 10093 13011 20186 21685 26022 30279 43370 50465 60558 65055 100930 130110 151395 302790 43773341 87546682 131320023 218866705 262640046 437733410 656600115 1313200230