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13802068808 = 2311755920749
BaseRepresentation
bin11001101101010101…
…01101101101001000
31022121220000202000122
430312222231231020
5211231312200213
610201322122412
7666012435443
oct146652555510
938556022018
1013802068808
1159429a9640
122812350408
1313bc5ca428
1494d0b265a
1555ba86d08
hex336aadb48

13802068808 has 32 divisors (see below), whose sum is σ = 28236600000. Its totient is φ = 6272535360.

The previous prime is 13802068769. The next prime is 13802068823. The reversal of 13802068808 is 80886020831.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 654818 + ... + 675566.

It is an arithmetic number, because the mean of its divisors is an integer number (882393750).

Almost surely, 213802068808 is an apocalyptic number.

It is an amenable number.

13802068808 is an abundant number, since it is smaller than the sum of its proper divisors (14434531192).

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

13802068808 is a wasteful number, since it uses less digits than its factorization.

13802068808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28325 (or 28321 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 44.

The spelling of 13802068808 in words is "thirteen billion, eight hundred two million, sixty-eight thousand, eight hundred eight".

Divisors: 1 2 4 8 11 22 44 88 7559 15118 20749 30236 41498 60472 82996 83149 165992 166298 228239 332596 456478 665192 912956 1825912 156841691 313683382 627366764 1254733528 1725258601 3450517202 6901034404 13802068808