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3197090319 = 38087131779
BaseRepresentation
bin1011111010001111…
…1011101000001111
322020210220000102120
42332203323220033
523021423342234
61245124424023
7142140551013
oct27643735017
98223800376
103197090319
1113a0746305
12752848013
133bc490327
1422486c543
1513aa26049
hexbe8fba0f

3197090319 has 8 divisors (see below), whose sum is σ = 4263346560. Its totient is φ = 2131113816.

The previous prime is 3197090317. The next prime is 3197090341. The reversal of 3197090319 is 9130907913.

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

It is not a de Polignac number, because 3197090319 - 21 = 3197090317 is a prime.

It is a super-2 number, since 2×31970903192 = 20442773015687043522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3197090317) 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, 41629 + ... + 90150.

It is an arithmetic number, because the mean of its divisors is an integer number (532918320).

Almost surely, 23197090319 is an apocalyptic number.

3197090319 is a deficient number, since it is larger than the sum of its proper divisors (1066256241).

3197090319 is a wasteful number, since it uses less digits than its factorization.

3197090319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139869.

The product of its (nonzero) digits is 45927, while the sum is 42.

The square root of 3197090319 is about 56542.8184564583. The cubic root of 3197090319 is about 1473.1658241626.

The spelling of 3197090319 in words is "three billion, one hundred ninety-seven million, ninety thousand, three hundred nineteen".

Divisors: 1 3 8087 24261 131779 395337 1065696773 3197090319