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8004212497 = 232291519691
BaseRepresentation
bin1110111010001011…
…01001011100010001
3202122211100010100201
413131011221130101
5112343034244442
63402130015201
7402231453331
oct73505513421
922584303321
108004212497
113438195356
121674717501
139a7389618
1455d0830c1
1531ca7d7b7
hex1dd169711

8004212497 has 8 divisors (see below), whose sum is σ = 8388699840. Its totient is φ = 7622765040.

The previous prime is 8004212473. The next prime is 8004212549. The reversal of 8004212497 is 7942124008.

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-8004212497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8004215497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754579 + ... + 765112.

It is an arithmetic number, because the mean of its divisors is an integer number (1048587480).

Almost surely, 28004212497 is an apocalyptic number.

It is an amenable number.

8004212497 is a deficient number, since it is larger than the sum of its proper divisors (384487343).

8004212497 is a wasteful number, since it uses less digits than its factorization.

8004212497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519943.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 8004212497 is about 89466.2645749782. The cubic root of 8004212497 is about 2000.3509798196.

The spelling of 8004212497 in words is "eight billion, four million, two hundred twelve thousand, four hundred ninety-seven".

Divisors: 1 23 229 5267 1519691 34952893 348009239 8004212497