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13023130322220 = 2235401697177647
BaseRepresentation
bin1011110110000010111100…
…0011101000010100101100
31201002222222100021122100020
42331200233003220110230
53201332332330302340
643410424331402140
72512614211163214
oct275405703502454
951088870248306
1013023130322220
114171095611177
121563b77bb3350
137360caa46905
14330473d59244
15178b6513a9d0
hexbd82f0e852c

13023130322220 has 96 divisors (see below), whose sum is σ = 36561414306816. Its totient is φ = 3463632768000.

The previous prime is 13023130322203. The next prime is 13023130322263. The reversal of 13023130322220 is 2222303132031.

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, 167683437 + ... + 167761083.

It is an arithmetic number, because the mean of its divisors is an integer number (380848065696).

Almost surely, 213023130322220 is an apocalyptic number.

13023130322220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13023130322220 is an abundant number, since it is smaller than the sum of its proper divisors (23538283984596).

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

13023130322220 is a wasteful number, since it uses less digits than its factorization.

13023130322220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85031 (or 85029 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 13023130322220 its reverse (2222303132031), we get a palindrome (15245433454251).

The spelling of 13023130322220 in words is "thirteen trillion, twenty-three billion, one hundred thirty million, three hundred twenty-two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 401 802 1203 1604 2005 2406 4010 4812 6015 6971 8020 12030 13942 20913 24060 27884 34855 41826 69710 77647 83652 104565 139420 155294 209130 232941 310588 388235 418260 465882 776470 931764 1164705 1552940 2329410 2795371 4658820 5590742 8386113 11181484 13976855 16772226 27953710 31136447 33544452 41930565 55907420 62272894 83861130 93409341 124545788 155682235 167722260 186818682 311364470 373637364 467046705 541277237 622728940 934093410 1082554474 1623831711 1868186820 2165108948 2706386185 3247663422 5412772370 6495326844 8119158555 10825544740 16238317110 32476634220 217052172037 434104344074 651156516111 868208688148 1085260860185 1302313032222 2170521720370 2604626064444 3255782580555 4341043440740 6511565161110 13023130322220