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13032022020 = 223516710091289
BaseRepresentation
bin11000010001100010…
…01110000000000100
31020122020001022102020
430020301032000010
5203142144201040
65553053243140
7640642234203
oct141061160004
936566038366
1013032022020
115588267036
1226384934b0
1312c8c04144
148b8b0323a
15514179cd0
hex308c4e004

13032022020 has 96 divisors (see below), whose sum is σ = 36773049600. Its totient is φ = 3448295424.

The previous prime is 13032022013. The next prime is 13032022037. The reversal of 13032022020 is 2022023031.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 10109536 + ... + 10110824.

It is an arithmetic number, because the mean of its divisors is an integer number (383052600).

Almost surely, 213032022020 is an apocalyptic number.

13032022020 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 13032022020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18386524800).

13032022020 is an abundant number, since it is smaller than the sum of its proper divisors (23741027580).

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

13032022020 is a wasteful number, since it uses less digits than its factorization.

13032022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477 (or 2475 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 13032022020 its reverse (2022023031), we get a palindrome (15054045051).

The spelling of 13032022020 in words is "thirteen billion, thirty-two million, twenty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 167 334 501 668 835 1002 1009 1289 1670 2004 2018 2505 2578 3027 3340 3867 4036 5010 5045 5156 6054 6445 7734 10020 10090 12108 12890 15135 15468 19335 20180 25780 30270 38670 60540 77340 168503 215263 337006 430526 505509 645789 674012 842515 861052 1011018 1076315 1291578 1300601 1685030 2022036 2152630 2527545 2583156 2601202 3228945 3370060 3901803 4305260 5055090 5202404 6457890 6503005 7803606 10110180 12915780 13006010 15607212 19509015 26012020 39018030 78036060 217200367 434400734 651601101 868801468 1086001835 1303202202 2172003670 2606404404 3258005505 4344007340 6516011010 13032022020