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192968340 = 22353216139
BaseRepresentation
bin10111000000001…
…11011010010100
3111110002210210120
423200013122110
5343344441330
631051551540
74532126625
oct1340073224
9443083716
10192968340
1199a1aa74
125475b5b0
1330c94866
141b8b1a4c
1511e1ac10
hexb807694

192968340 has 24 divisors (see below), whose sum is σ = 540311520. Its totient is φ = 51458208.

The previous prime is 192968327. The next prime is 192968341. The reversal of 192968340 is 43869291.

It is a junction number, because it is equal to n+sod(n) for n = 192968292 and 192968301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192968341) 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, 1608010 + ... + 1608129.

It is an arithmetic number, because the mean of its divisors is an integer number (22512980).

Almost surely, 2192968340 is an apocalyptic number.

192968340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

192968340 is an abundant number, since it is smaller than the sum of its proper divisors (347343180).

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

192968340 is a wasteful number, since it uses less digits than its factorization.

192968340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216151 (or 3216149 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The square root of 192968340 is about 13891.3044743825. The cubic root of 192968340 is about 577.8680549545.

The spelling of 192968340 in words is "one hundred ninety-two million, nine hundred sixty-eight thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 3216139 6432278 9648417 12864556 16080695 19296834 32161390 38593668 48242085 64322780 96484170 192968340