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1313412560020 = 2251143558124877
BaseRepresentation
bin10011000111001101011…
…111010011010010010100
311122120010222110002122101
4103013031133103102110
5133004332103410040
62443212353211444
7163614405362041
oct23071537232224
94576128402571
101313412560020
11467019171040
1219266b260b84
1396b14ab75a2
14477d8a281c8
15242716bc09a
hex131cd7d3494

1313412560020 has 96 divisors (see below), whose sum is σ = 3079558855296. Its totient is φ = 466395148800.

The previous prime is 1313412560011. The next prime is 1313412560107. The reversal of 1313412560020 is 200652143131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52783822 + ... + 52808698.

It is an arithmetic number, because the mean of its divisors is an integer number (32078738076).

Almost surely, 21313412560020 is an apocalyptic number.

1313412560020 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 1313412560020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1539779427648).

1313412560020 is an abundant number, since it is smaller than the sum of its proper divisors (1766146295276).

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

1313412560020 is a wasteful number, since it uses less digits than its factorization.

1313412560020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30521 (or 30519 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 1313412560020 in words is "one trillion, three hundred thirteen billion, four hundred twelve million, five hundred sixty thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 43 44 55 86 110 172 215 220 430 473 860 946 1892 2365 4730 5581 9460 11162 22324 24877 27905 49754 55810 61391 99508 111620 122782 124385 239983 245564 248770 273647 306955 479966 497540 547294 613910 959932 1069711 1094588 1199915 1227820 1368235 2139422 2399830 2639813 2736470 4278844 4799660 5279626 5348555 5472940 10559252 10697110 11766821 13199065 21394220 23533642 26398130 47067284 52796260 58834105 117668210 138838537 235336420 277677074 555354148 694192685 1388385370 1527223907 2776770740 3054447814 5970057091 6108895628 7636119535 11940114182 15272239070 23880228364 29850285455 30544478140 59700570910 65670628001 119401141820 131341256002 262682512004 328353140005 656706280010 1313412560020