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190000916298 = 23313103268529
BaseRepresentation
bin1011000011110011101…
…1111110011101001010
3200011102111020121022000
42300330323332131022
511103110213310143
6223141335011430
716504254066324
oct2607473763512
9604374217260
10190000916298
1173640622666
12309a6b09b76
1314bbc892abb
1492a611a614
154e206e7bd3
hex2c3cefe74a

190000916298 has 32 divisors (see below), whose sum is σ = 422258054400. Its totient is φ = 63328569408.

The previous prime is 190000916293. The next prime is 190000916309. The reversal of 190000916298 is 892619000091.

190000916298 is a `hidden beast` number, since 19 + 0 + 0 + 0 + 0 + 9 + 1 + 629 + 8 = 666.

It is a super-2 number, since 2×1900009162982 (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (190000916293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 573298 + ... + 841826.

It is an arithmetic number, because the mean of its divisors is an integer number (13195564200).

Almost surely, 2190000916298 is an apocalyptic number.

190000916298 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

190000916298 is an abundant number, since it is smaller than the sum of its proper divisors (232257138102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190000916298 is a wasteful number, since it uses less digits than its factorization.

190000916298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281643 (or 281637 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 45.

The spelling of 190000916298 in words is "one hundred ninety billion, nine hundred sixteen thousand, two hundred ninety-eight".

Divisors: 1 2 3 6 9 18 27 54 13103 26206 39309 78618 117927 235854 268529 353781 537058 707562 805587 1611174 2416761 4833522 7250283 14500566 3518535487 7037070974 10555606461 21111212922 31666819383 63333638766 95000458149 190000916298