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13030609654 = 27997850229
BaseRepresentation
bin11000010001010111…
…10101001011110110
31020122010101120000101
430020223311023312
5203141314002104
65553003104314
7640624232416
oct141053651366
936563346011
1013030609654
115587491997
122637b1209a
1312c882b31a
148b8856646
15513e9b5a4
hex308af52f6

13030609654 has 16 divisors (see below), whose sum is σ = 19997409600. Its totient is φ = 6366507264.

The previous prime is 13030609649. The next prime is 13030609673. The reversal of 13030609654 is 45690603031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409789 + ... + 440440.

It is an arithmetic number, because the mean of its divisors is an integer number (1249838100).

Almost surely, 213030609654 is an apocalyptic number.

13030609654 is a deficient number, since it is larger than the sum of its proper divisors (6966799946).

13030609654 is an equidigital number, since it uses as much as digits as its factorization.

13030609654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850407.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 13030609654 in words is "thirteen billion, thirty million, six hundred nine thousand, six hundred fifty-four".

Divisors: 1 2 79 97 158 194 7663 15326 850229 1700458 67168091 82472213 134336182 164944426 6515304827 13030609654