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12412331300 = 2252124123313
BaseRepresentation
bin10111000111101010…
…10010010100100100
31012001000222202120002
423203311102110210
5200410024100200
65411355200432
7616406034545
oct134365222444
935030882502
1012412331300
11529a48a246
1224a4a46118
13122a702b45
1485a6b24cc
154c9a6cbd5
hex2e3d52524

12412331300 has 18 divisors (see below), whose sum is σ = 26934759138. Its totient is φ = 4964932480.

The previous prime is 12412331299. The next prime is 12412331339. The reversal of 12412331300 is 313321421.

It can be written as a sum of positive squares in 3 ways, for example, as 112190464 + 12300140836 = 10592^2 + 110906^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62061557 + ... + 62061756.

Almost surely, 212412331300 is an apocalyptic number.

12412331300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12412331300 is an abundant number, since it is smaller than the sum of its proper divisors (14522427838).

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

12412331300 is a wasteful number, since it uses less digits than its factorization.

12412331300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124123327 (or 124123320 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12412331300 its reverse (313321421), we get a palindrome (12725652721).

The spelling of 12412331300 in words is "twelve billion, four hundred twelve million, three hundred thirty-one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 124123313 248246626 496493252 620616565 1241233130 2482466260 3103082825 6206165650 12412331300