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8031086011 = 13247521219
BaseRepresentation
bin1110111101011000…
…01010010110111011
3202201200220102220001
413132230022112323
5112421424223021
63404530013431
7403006050634
oct73654122673
922650812801
108031086011
11345137a873
121681717277
139acb08500
1456287a88b
153200db091
hex1deb0a5bb

8031086011 has 6 divisors (see below), whose sum is σ = 8696383260. Its totient is φ = 7413310008.

The previous prime is 8031085981. The next prime is 8031086051. The reversal of 8031086011 is 1106801308.

It is a happy number.

It is not a de Polignac number, because 8031086011 - 219 = 8030561723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8031086051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23760441 + ... + 23760778.

It is an arithmetic number, because the mean of its divisors is an integer number (1449397210).

Almost surely, 28031086011 is an apocalyptic number.

8031086011 is a deficient number, since it is larger than the sum of its proper divisors (665297249).

8031086011 is a wasteful number, since it uses less digits than its factorization.

8031086011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47521245 (or 47521232 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 8031086011 is about 89616.3266988778. The cubic root of 8031086011 is about 2002.5871527938.

Adding to 8031086011 its reverse (1106801308), we get a palindrome (9137887319).

The spelling of 8031086011 in words is "eight billion, thirty-one million, eighty-six thousand, eleven".

Divisors: 1 13 169 47521219 617775847 8031086011