Search a number
-
+
12484967508 = 2233138892427
BaseRepresentation
bin10111010000010100…
…10111110001010100
31012020002200001201000
423220022113301110
5201032122430013
65422512103300
7621250321116
oct135012276124
935202601630
1012484967508
115327490972
122505234b30
13123c785550
148661bd3b6
154d1119973
hex2e8297c54

12484967508 has 48 divisors (see below), whose sum is σ = 34858317760. Its totient is φ = 3841528032.

The previous prime is 12484967503. The next prime is 12484967513. The reversal of 12484967508 is 80576948421.

It is a happy number.

12484967508 is a `hidden beast` number, since 1 + 2 + 48 + 4 + 96 + 7 + 508 = 666.

It is an interprime number because it is at equal distance from previous prime (12484967503) and next prime (12484967513).

It is a super-3 number, since 3×124849675083 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12484967503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4444810 + ... + 4447617.

Almost surely, 212484967508 is an apocalyptic number.

12484967508 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12484967508 is an abundant number, since it is smaller than the sum of its proper divisors (22373350252).

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

12484967508 is a wasteful number, since it uses less digits than its factorization.

12484967508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8892453 (or 8892445 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 12484967508 in words is "twelve billion, four hundred eighty-four million, nine hundred sixty-seven thousand, five hundred eight".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 8892427 17784854 26677281 35569708 53354562 80031843 106709124 115601551 160063686 231203102 240095529 320127372 346804653 462406204 480191058 693609306 960382116 1040413959 1387218612 2080827918 3121241877 4161655836 6242483754 12484967508