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6982071553 = 42154730319
BaseRepresentation
bin1101000000010100…
…11111010100000001
3200000120222222120201
412200022133110001
5103244402242203
63112454005201
7335010425512
oct64012372401
920016888521
106982071553
112a63219776
12142a346801
138736996b2
144a3410a09
152ace76e1d
hex1a029f501

6982071553 has 8 divisors (see below), whose sum is σ = 7011681920. Its totient is φ = 6952523760.

The previous prime is 6982071539. The next prime is 6982071559. The reversal of 6982071553 is 3551702896.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-6982071553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6982071559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 215128 + ... + 245446.

It is an arithmetic number, because the mean of its divisors is an integer number (876460240).

Almost surely, 26982071553 is an apocalyptic number.

It is an amenable number.

6982071553 is a deficient number, since it is larger than the sum of its proper divisors (29610367).

6982071553 is a wasteful number, since it uses less digits than its factorization.

6982071553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31287.

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 6982071553 is about 83558.7909977161. The cubic root of 6982071553 is about 1911.2966491212.

The spelling of 6982071553 in words is "six billion, nine hundred eighty-two million, seventy-one thousand, five hundred fifty-three".

Divisors: 1 421 547 30319 230287 12764299 16584493 6982071553