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14231000120 = 2353112319323
BaseRepresentation
bin11010100000011101…
…11101010000111000
31100201210010201011112
431100032331100320
5213121114000440
610312043415452
71012441335161
oct152016752070
940653121145
1014231000120
116043035027
122911b24588
13145a42b43c
14990048768
15584562965
hex3503bd438

14231000120 has 64 divisors (see below), whose sum is σ = 33083043840. Its totient is φ = 5503708800.

The previous prime is 14231000093. The next prime is 14231000123. The reversal of 14231000120 is 2100013241.

It is a junction number, because it is equal to n+sod(n) for n = 14231000095 and 14231000104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14231000123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1521779 + ... + 1531101.

It is an arithmetic number, because the mean of its divisors is an integer number (516922560).

Almost surely, 214231000120 is an apocalyptic number.

14231000120 is a gapful number since it is divisible by the number (10) 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 14231000120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16541521920).

14231000120 is an abundant number, since it is smaller than the sum of its proper divisors (18852043720).

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

14231000120 is a wasteful number, since it uses less digits than its factorization.

14231000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10596 (or 10592 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 14231000120 its reverse (2100013241), we get a palindrome (16331013361).

The spelling of 14231000120 in words is "fourteen billion, two hundred thirty-one million, one hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1231 1240 2462 4924 6155 9323 9848 12310 18646 24620 37292 38161 46615 49240 74584 76322 93230 152644 186460 190805 289013 305288 372920 381610 578026 763220 1156052 1445065 1526440 2312104 2890130 5780260 11476613 11560520 22953226 45906452 57383065 91812904 114766130 229532260 355775003 459064520 711550006 1423100012 1778875015 2846200024 3557750030 7115500060 14231000120