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12002787041 = 719724473557
BaseRepresentation
bin10110010110110101…
…11111111011100001
31010222111100202110012
423023122333323201
5144040203141131
65303005214305
7603304002140
oct131332777341
933874322405
1012002787041
1150aa295613
1223ab861395
1311938cc26b
1481c145757
154a3b2152b
hex2cb6bfee1

12002787041 has 16 divisors (see below), whose sum is σ = 13796614656. Its totient is φ = 10228819776.

The previous prime is 12002787037. The next prime is 12002787053. The reversal of 12002787041 is 14078720021.

It is a happy number.

It is not a de Polignac number, because 12002787041 - 22 = 12002787037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12002786989 and 12002787007.

It is not an unprimeable number, because it can be changed into a prime (12002387041) 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, 3372635 + ... + 3376191.

It is an arithmetic number, because the mean of its divisors is an integer number (862288416).

Almost surely, 212002787041 is an apocalyptic number.

It is an amenable number.

12002787041 is a deficient number, since it is larger than the sum of its proper divisors (1793827615).

12002787041 is a wasteful number, since it uses less digits than its factorization.

12002787041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208.

The product of its (nonzero) digits is 6272, while the sum is 32.

The spelling of 12002787041 in words is "twelve billion, two million, seven hundred eighty-seven thousand, forty-one".

Divisors: 1 7 197 1379 2447 3557 17129 24899 482059 700729 3374413 4905103 8703979 60927853 1714683863 12002787041