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190068795 = 3357259487
BaseRepresentation
bin10110101010000…
…11100000111011
3111020122111101000
423111003200323
5342124200140
630505500043
74465362300
oct1325034073
9436574330
10190068795
119831a554
12537a1623
13304bab57
141b3590a7
1511a46a30
hexb54383b

190068795 has 96 divisors (see below), whose sum is σ = 400550400. Its totient is φ = 85240512.

The previous prime is 190068773. The next prime is 190068797. The reversal of 190068795 is 597860091.

190068795 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 190068795 - 25 = 190068763 is a prime.

It is a super-2 number, since 2×1900687952 = 72252293665504050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 190068795.

It is not an unprimeable number, because it can be changed into a prime (190068797) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 390042 + ... + 390528.

It is an arithmetic number, because the mean of its divisors is an integer number (4172400).

Almost surely, 2190068795 is an apocalyptic number.

190068795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

190068795 is an abundant number, since it is smaller than the sum of its proper divisors (210481605).

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

190068795 is a wasteful number, since it uses less digits than its factorization.

190068795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574 (or 561 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 190068795 is about 13786.5439831743. The cubic root of 190068795 is about 574.9590846753.

The spelling of 190068795 in words is "one hundred ninety million, sixty-eight thousand, seven hundred ninety-five".

Divisors: 1 3 5 7 9 15 21 27 35 45 49 59 63 105 135 147 177 189 245 295 315 413 441 487 531 735 885 945 1239 1323 1461 1593 2065 2205 2435 2655 2891 3409 3717 4383 6195 6615 7305 7965 8673 10227 11151 13149 14455 17045 18585 21915 23863 26019 28733 30681 43365 51135 55755 65745 71589 78057 86199 92043 119315 130095 143665 153405 201131 214767 258597 357945 390285 430995 460215 603393 644301 775791 1005655 1073835 1292985 1407917 1810179 3016965 3221505 3878955 4223751 5430537 7039585 9050895 12671253 21118755 27152685 38013759 63356265 190068795