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190389096 = 23331934567
BaseRepresentation
bin10110101100100…
…01101101101000
3111021020202202000
423112101231220
5342214422341
630520411000
74501165152
oct1326215550
9437222660
10190389096
1198519167
1253916a60
13305a0891
141b3ddad2
1511aab8b6
hexb591b68

190389096 has 64 divisors (see below), whose sum is σ = 531715200. Its totient is φ = 63120384.

The previous prime is 190389083. The next prime is 190389097. The reversal of 190389096 is 690983091.

190389096 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (190389097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39405 + ... + 43971.

It is an arithmetic number, because the mean of its divisors is an integer number (8308050).

Almost surely, 2190389096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190389096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265857600).

190389096 is an abundant number, since it is smaller than the sum of its proper divisors (341326104).

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

190389096 is a wasteful number, since it uses less digits than its factorization.

190389096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4775 (or 4765 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 45.

The square root of 190389096 is about 13798.1555289104. The cubic root of 190389096 is about 575.2818741486.

The spelling of 190389096 in words is "one hundred ninety million, three hundred eighty-nine thousand, ninety-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 193 216 386 579 772 1158 1544 1737 2316 3474 4567 4632 5211 6948 9134 10422 13701 13896 18268 20844 27402 36536 41103 41688 54804 82206 109608 123309 164412 246618 328824 493236 881431 986472 1762862 2644293 3525724 5288586 7051448 7932879 10577172 15865758 21154344 23798637 31731516 47597274 63463032 95194548 190389096