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12273258496 = 21210512851
BaseRepresentation
bin10110110111000101…
…10001000000000000
31011200100022010112111
423123202301000000
5200113423232441
65345510305104
7613066655512
oct133342610000
934610263474
1012273258496
115228a30844
122466358194
13120795b845
1484602dbb2
154bc74b081
hex2db8b1000

12273258496 has 52 divisors (see below), whose sum is σ = 24575490064. Its totient is φ = 6128640000.

The previous prime is 12273258469. The next prime is 12273258523. The reversal of 12273258496 is 69485237221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (12273258469) and next prime (12273258523).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4303471 + ... + 4306321.

Almost surely, 212273258496 is an apocalyptic number.

12273258496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12273258496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12287745032).

12273258496 is an abundant number, since it is smaller than the sum of its proper divisors (12302231568).

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

12273258496 is an equidigital number, since it uses as much as digits as its factorization.

12273258496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3926 (or 3904 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The spelling of 12273258496 in words is "twelve billion, two hundred seventy-three million, two hundred fifty-eight thousand, four hundred ninety-six".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 1051 2048 2102 2851 4096 4204 5702 8408 11404 16816 22808 33632 45616 67264 91232 134528 182464 269056 364928 538112 729856 1076224 1459712 2152448 2919424 2996401 4304896 5838848 5992802 11677696 11985604 23971208 47942416 95884832 191769664 383539328 767078656 1534157312 3068314624 6136629248 12273258496