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890974119 = 3742427339
BaseRepresentation
bin110101000110110…
…010111110100111
32022002112011201110
4311012302332213
53311042132434
6224224400103
731036104120
oct6506627647
92262464643
10890974119
11417a28052
1220a476033
13112786329
148648b047
15533474e9
hex351b2fa7

890974119 has 8 divisors (see below), whose sum is σ = 1357674880. Its totient is φ = 509128056.

The previous prime is 890974109. The next prime is 890974153. The reversal of 890974119 is 911479098.

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

It is not a de Polignac number, because 890974119 - 24 = 890974103 is a prime.

It is a super-2 number, since 2×8909741192 = 1587669761455652322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890974109) 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, 21213649 + ... + 21213690.

It is an arithmetic number, because the mean of its divisors is an integer number (169709360).

Almost surely, 2890974119 is an apocalyptic number.

890974119 is a deficient number, since it is larger than the sum of its proper divisors (466700761).

890974119 is a wasteful number, since it uses less digits than its factorization.

890974119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42427349.

The product of its (nonzero) digits is 163296, while the sum is 48.

The square root of 890974119 is about 29849.1895869888. The cubic root of 890974119 is about 962.2509819393.

It can be divided in two parts, 8909 and 74119, that added together give a triangular number (83028 = T407).

The spelling of 890974119 in words is "eight hundred ninety million, nine hundred seventy-four thousand, one hundred nineteen".

Divisors: 1 3 7 21 42427339 127282017 296991373 890974119