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6980654953 = 151339113633
BaseRepresentation
bin1101000000001010…
…00101011101101001
3200000111100000101001
412200011011131221
5103244021424303
63112403355001
7334662405466
oct64005053551
920014300331
106980654953
112a62441428
121429982a61
138732c197c
144a316266d
152acc9731d
hex1a0145769

6980654953 has 8 divisors (see below), whose sum is σ = 7029472256. Its totient is φ = 6931872000.

The previous prime is 6980654833. The next prime is 6980654977. The reversal of 6980654953 is 3594560896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6980654953 - 217 = 6980523881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6980654894 and 6980654903.

It is not an unprimeable number, because it can be changed into a prime (6980654753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505225 + ... + 518857.

It is an arithmetic number, because the mean of its divisors is an integer number (878684032).

Almost surely, 26980654953 is an apocalyptic number.

It is an amenable number.

6980654953 is a deficient number, since it is larger than the sum of its proper divisors (48817303).

6980654953 is a wasteful number, since it uses less digits than its factorization.

6980654953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17175.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The square root of 6980654953 is about 83550.3139012655. The cubic root of 6980654953 is about 1911.1673787012.

The spelling of 6980654953 in words is "six billion, nine hundred eighty million, six hundred fifty-four thousand, nine hundred fifty-three".

Divisors: 1 151 3391 13633 512041 2058583 46229503 6980654953