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12226448496 = 2431278232437
BaseRepresentation
bin10110110001100000…
…01100110001110000
31011120002012221021210
423120300030301300
5200014432322441
65341115120120
7611661045303
oct133060146160
934502187253
1012226448496
115204569799
122452743040
1311cb04c412
1483db26b3a
154b85a1616
hex2d8c0cc70

12226448496 has 80 divisors (see below), whose sum is σ = 31885451264. Its totient is φ = 4036822272.

The previous prime is 12226448417. The next prime is 12226448497. The reversal of 12226448496 is 69484462221.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12226448497) 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, 5015790 + ... + 5018226.

Almost surely, 212226448496 is an apocalyptic number.

12226448496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12226448496 is an abundant number, since it is smaller than the sum of its proper divisors (19659002768).

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

12226448496 is a wasteful number, since it uses less digits than its factorization.

12226448496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3398 (or 3392 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 48.

The spelling of 12226448496 in words is "twelve billion, two hundred twenty-six million, four hundred forty-eight thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 24 48 127 254 381 508 762 823 1016 1524 1646 2032 2437 2469 3048 3292 4874 4938 6096 6584 7311 9748 9876 13168 14622 19496 19752 29244 38992 39504 58488 104521 116976 209042 309499 313563 418084 618998 627126 836168 928497 1237996 1254252 1672336 1856994 2005651 2475992 2508504 3713988 4011302 4951984 5017008 6016953 7427976 8022604 12033906 14855952 16045208 24067812 32090416 48135624 96271248 254717677 509435354 764153031 1018870708 1528306062 2037741416 3056612124 4075482832 6113224248 12226448496