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12160800030 = 23513912832273
BaseRepresentation
bin10110101001101011…
…10001010100011110
31011101111200122112010
423110311301110132
5144401131100110
65330412052050
7610233044331
oct132465612436
934344618463
1012160800030
115180500065
122434764026
1311ba575482
14835118618
154b2935020
hex2d4d7151e

12160800030 has 64 divisors (see below), whose sum is σ = 29431745280. Its totient is φ = 3215625216.

The previous prime is 12160800017. The next prime is 12160800073. The reversal of 12160800030 is 3000806121.

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, 5348974 + ... + 5351246.

It is an arithmetic number, because the mean of its divisors is an integer number (459871020).

Almost surely, 212160800030 is an apocalyptic number.

12160800030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12160800030 is an abundant number, since it is smaller than the sum of its proper divisors (17270945250).

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

12160800030 is a wasteful number, since it uses less digits than its factorization.

12160800030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705.

The product of its (nonzero) digits is 288, while the sum is 21.

The spelling of 12160800030 in words is "twelve billion, one hundred sixty million, eight hundred thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 139 278 417 695 834 1283 1390 2085 2273 2566 3849 4170 4546 6415 6819 7698 11365 12830 13638 19245 22730 34095 38490 68190 178337 315947 356674 535011 631894 891685 947841 1070022 1579735 1783370 1895682 2675055 2916259 3159470 4739205 5350110 5832518 8748777 9478410 14581295 17497554 29162590 43743885 87487770 405360001 810720002 1216080003 2026800005 2432160006 4053600010 6080400015 12160800030