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313030240230 = 23523917436273
BaseRepresentation
bin1001000111000100000…
…11100110011111100110
31002220222121121211000010
410203202003212133212
520112041220141410
6355445404231050
731421116066041
oct4434203463746
91086877554003
10313030240230
11110834456684
125080123b486
132369855aa26
14112178ddc58
1582215d5c20
hex48e20e67e6

313030240230 has 32 divisors (see below), whose sum is σ = 751305710304. Its totient is φ = 83471049216.

The previous prime is 313030240217. The next prime is 313030240241. The reversal of 313030240230 is 32042030313.

It is a junction number, because it is equal to n+sod(n) for n = 313030240197 and 313030240206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 499374 + ... + 935646.

It is an arithmetic number, because the mean of its divisors is an integer number (23478303447).

Almost surely, 2313030240230 is an apocalyptic number.

313030240230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

313030240230 is an abundant number, since it is smaller than the sum of its proper divisors (438275470074).

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

313030240230 is a wasteful number, since it uses less digits than its factorization.

313030240230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460200.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 313030240230 its reverse (32042030313), we get a palindrome (345072270543).

The spelling of 313030240230 in words is "three hundred thirteen billion, thirty million, two hundred forty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 23917 47834 71751 119585 143502 239170 358755 436273 717510 872546 1308819 2181365 2617638 4362730 6544095 13088190 10434341341 20868682682 31303024023 52171706705 62606048046 104343413410 156515120115 313030240230