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33190113257 = 743110266157
BaseRepresentation
bin11110111010010010…
…001110111111101001
310011200002001110001222
4132322102032333221
51020433132111012
623125231151425
72253324210410
oct367222167751
9104602043058
1033190113257
1113091a54374
126523375575
13318c281792
14186bdbc477
15ce3c22972
hex7ba48efe9

33190113257 has 8 divisors (see below), whose sum is σ = 38813687616. Its totient is φ = 27787071312.

The previous prime is 33190113221. The next prime is 33190113259. The reversal of 33190113257 is 75231109133.

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

It is not a de Polignac number, because 33190113257 - 28 = 33190113001 is a prime.

It is a super-2 number, since 2×331901132572 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33190113259) 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, 55132778 + ... + 55133379.

It is an arithmetic number, because the mean of its divisors is an integer number (4851710952).

Almost surely, 233190113257 is an apocalyptic number.

It is an amenable number.

33190113257 is a deficient number, since it is larger than the sum of its proper divisors (5623574359).

33190113257 is a wasteful number, since it uses less digits than its factorization.

33190113257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110266207.

The product of its (nonzero) digits is 17010, while the sum is 35.

The spelling of 33190113257 in words is "thirty-three billion, one hundred ninety million, one hundred thirteen thousand, two hundred fifty-seven".

Divisors: 1 7 43 301 110266157 771863099 4741444751 33190113257