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2013141131020 = 225214807468593
BaseRepresentation
bin11101010010111000100…
…011111101111100001100
321010110021021012110210101
4131102320203331330030
5230440403112143040
64140454013020444
7265305341163265
oct35227043757414
97113237173711
102013141131020
1170684a760048
122861b0a84724
13117ab8c4b146
146d617c7596c
1537576a0b09a
hex1d4b88fdf0c

2013141131020 has 24 divisors (see below), whose sum is σ = 4227625077984. Its totient is φ = 805250985216.

The previous prime is 2013141130997. The next prime is 2013141131069. The reversal of 2013141131020 is 201311413102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4061844 + ... + 4530436.

It is an arithmetic number, because the mean of its divisors is an integer number (176151044916).

Almost surely, 22013141131020 is an apocalyptic number.

2013141131020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013141131020 is an abundant number, since it is smaller than the sum of its proper divisors (2214483946964).

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

2013141131020 is a wasteful number, since it uses less digits than its factorization.

2013141131020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683409 (or 683407 counting only the distinct ones).

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

Adding to 2013141131020 its reverse (201311413102), we get a palindrome (2214452544122).

The spelling of 2013141131020 in words is "two trillion, thirteen billion, one hundred forty-one million, one hundred thirty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 214807 429614 468593 859228 937186 1074035 1874372 2148070 2342965 4296140 4685930 9371860 100657056551 201314113102 402628226204 503285282755 1006570565510 2013141131020