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12104013270 = 2351921235111
BaseRepresentation
bin10110100010111010…
…01001010111010110
31011020112211120201210
423101131021113112
5144242111411040
65321023002250
7605643262266
oct132135112726
934215746653
1012104013270
115151444358
122419739386
1311ab881c3b
1482b7757a6
154ac969480
hex2d17495d6

12104013270 has 32 divisors (see below), whose sum is σ = 30578561280. Its totient is φ = 3057855840.

The previous prime is 12104013217. The next prime is 12104013287. The reversal of 12104013270 is 7231040121.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10616986 + ... + 10618125.

It is an arithmetic number, because the mean of its divisors is an integer number (955580040).

Almost surely, 212104013270 is an apocalyptic number.

12104013270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12104013270 is an abundant number, since it is smaller than the sum of its proper divisors (18474548010).

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

12104013270 is a wasteful number, since it uses less digits than its factorization.

12104013270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21235140.

The product of its (nonzero) digits is 336, while the sum is 21.

Adding to 12104013270 its reverse (7231040121), we get a palindrome (19335053391).

The spelling of 12104013270 in words is "twelve billion, one hundred four million, thirteen thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 21235111 42470222 63705333 106175555 127410666 212351110 318526665 403467109 637053330 806934218 1210401327 2017335545 2420802654 4034671090 6052006635 12104013270