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190076685 = 3512671779
BaseRepresentation
bin10110101010001…
…01011100001101
3111020122220012020
423111011130031
5342124423220
630510000353
74465424301
oct1325053415
9436586166
10190076685
1198325477
12537a60b9
13304c1616
141b35bd01
1511a49040
hexb54570d

190076685 has 8 divisors (see below), whose sum is σ = 304122720. Its totient is φ = 101374224.

The previous prime is 190076683. The next prime is 190076693. The reversal of 190076685 is 586670091.

190076685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 190076685 - 21 = 190076683 is a prime.

It is a super-2 number, since 2×1900766852 = 72258292361178450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190076683) 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, 6335875 + ... + 6335904.

It is an arithmetic number, because the mean of its divisors is an integer number (38015340).

Almost surely, 2190076685 is an apocalyptic number.

190076685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

190076685 is a deficient number, since it is larger than the sum of its proper divisors (114046035).

190076685 is a wasteful number, since it uses less digits than its factorization.

190076685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12671787.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 190076685 is about 13786.8301287859. The cubic root of 190076685 is about 574.9670403288.

The spelling of 190076685 in words is "one hundred ninety million, seventy-six thousand, six hundred eighty-five".

Divisors: 1 3 5 15 12671779 38015337 63358895 190076685