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6968036115 = 325154845247
BaseRepresentation
bin1100111110101001…
…11100101100010011
3122222121120220120200
412133110330230103
5103232304123430
63111233110243
7334450221045
oct63724745423
918877526520
106968036115
112a56302737
1214256b8383
138707c40c1
144a15d9a95
152abb03460
hex19f53cb13

6968036115 has 12 divisors (see below), whose sum is σ = 12077929344. Its totient is φ = 3716285904.

The previous prime is 6968036111. The next prime is 6968036123. The reversal of 6968036115 is 5116308696.

It is not a de Polignac number, because 6968036115 - 22 = 6968036111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 154845247 = 6968036115 / (6 + 9 + 6 + 8 + 0 + 3 + 6 + 1 + 1 + 5).

It is not an unprimeable number, because it can be changed into a prime (6968036111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77422579 + ... + 77422668.

It is an arithmetic number, because the mean of its divisors is an integer number (1006494112).

Almost surely, 26968036115 is an apocalyptic number.

6968036115 is a deficient number, since it is larger than the sum of its proper divisors (5109893229).

6968036115 is a wasteful number, since it uses less digits than its factorization.

6968036115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154845258 (or 154845255 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 6968036115 is about 83474.7633419826. The cubic root of 6968036115 is about 1910.0150867297.

The spelling of 6968036115 in words is "six billion, nine hundred sixty-eight million, thirty-six thousand, one hundred fifteen".

Divisors: 1 3 5 9 15 45 154845247 464535741 774226235 1393607223 2322678705 6968036115