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192413140 = 22517565921
BaseRepresentation
bin10110111011111…
…11110111010100
3111102001121012121
423131333313110
5343224210030
631032025324
74524325153
oct1335776724
9442047177
10192413140
1199680927
1254532244
1330b2bc3a
141b7a959a
1511d5b47a
hexb77fdd4

192413140 has 24 divisors (see below), whose sum is σ = 427837032. Its totient is φ = 72437760.

The previous prime is 192413129. The next prime is 192413141. The reversal of 192413140 is 41314291.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 24088464 + 168324676 = 4908^2 + 12974^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192413141) 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, 282621 + ... + 283300.

It is an arithmetic number, because the mean of its divisors is an integer number (17826543).

Almost surely, 2192413140 is an apocalyptic number.

192413140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

192413140 is an abundant number, since it is smaller than the sum of its proper divisors (235423892).

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

192413140 is a wasteful number, since it uses less digits than its factorization.

192413140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565947 (or 565945 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 192413140 is about 13871.3063552068. The cubic root of 192413140 is about 577.3133170948.

The spelling of 192413140 in words is "one hundred ninety-two million, four hundred thirteen thousand, one hundred forty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 565921 1131842 2263684 2829605 5659210 9620657 11318420 19241314 38482628 48103285 96206570 192413140