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7985034695 = 511307472907
BaseRepresentation
bin1110110111111000…
…11111010111000111
3202121111020210100202
413123330133113013
5112323132102240
63400203001115
7401606450351
oct73374372707
922544223322
107985034695
113428386830
12166a20919b
139a3403501
1455a6d00d1
1531b041315
hex1dbf1f5c7

7985034695 has 16 divisors (see below), whose sum is σ = 10487207808. Its totient is φ = 5788369440.

The previous prime is 7985034679. The next prime is 7985034697. The reversal of 7985034695 is 5964305897.

It is a happy number.

7985034695 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7985034695 - 24 = 7985034679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7985034695.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7985034697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219569 + ... + 253338.

It is an arithmetic number, because the mean of its divisors is an integer number (655450488).

Almost surely, 27985034695 is an apocalyptic number.

7985034695 is a deficient number, since it is larger than the sum of its proper divisors (2502173113).

7985034695 is a wasteful number, since it uses less digits than its factorization.

7985034695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473230.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The square root of 7985034695 is about 89359.0213408809. The cubic root of 7985034695 is about 1998.7521128007.

The spelling of 7985034695 in words is "seven billion, nine hundred eighty-five million, thirty-four thousand, six hundred ninety-five".

Divisors: 1 5 11 55 307 1535 3377 16885 472907 2364535 5201977 26009885 145182449 725912245 1597006939 7985034695