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12113013160 = 235319768559
BaseRepresentation
bin10110100011111110…
…11110100110101000
31011021011202211021001
423101333132212220
5144301412410120
65321543524344
7606112625113
oct132177364650
934234684231
1012113013160
115156531086
1224207596b4
1311b06b3511
1482ca3957a
154ad645e0a
hex2d1fde9a8

12113013160 has 32 divisors (see below), whose sum is σ = 28133452800. Its totient is φ = 4688907840.

The previous prime is 12113013139. The next prime is 12113013167. The reversal of 12113013160 is 6131031121.

It is not an unprimeable number, because it can be changed into a prime (12113013167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4883040 + ... + 4885519.

It is an arithmetic number, because the mean of its divisors is an integer number (879170400).

Almost surely, 212113013160 is an apocalyptic number.

12113013160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12113013160 is an abundant number, since it is smaller than the sum of its proper divisors (16020439640).

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

12113013160 is a wasteful number, since it uses less digits than its factorization.

12113013160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9768601 (or 9768597 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 12113013160 its reverse (6131031121), we get a palindrome (18244044281).

It can be divided in two parts, 1211301 and 3160, that added together give a triangular number (1214461 = T1558).

The spelling of 12113013160 in words is "twelve billion, one hundred thirteen million, thirteen thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 31 40 62 124 155 248 310 620 1240 9768559 19537118 39074236 48842795 78148472 97685590 195371180 302825329 390742360 605650658 1211301316 1514126645 2422602632 3028253290 6056506580 12113013160