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42379254 = 2333312371
BaseRepresentation
bin1010000110101…
…0011111110110
32221202002102000
42201222133312
541322114004
64112200130
71023134451
oct241523766
987662360
1042379254
1121a16185
1212239046
138a1a7a8
1458b2498
153ac1c39
hex286a7f6

42379254 has 32 divisors (see below), whose sum is σ = 94500480. Its totient is φ = 14077800.

The previous prime is 42379223. The next prime is 42379301. The reversal of 42379254 is 45297324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16689 + ... + 19059.

It is an arithmetic number, because the mean of its divisors is an integer number (2953140).

Almost surely, 242379254 is an apocalyptic number.

42379254 is an abundant number, since it is smaller than the sum of its proper divisors (52121226).

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

42379254 is a wasteful number, since it uses less digits than its factorization.

42379254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713 (or 2707 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 42379254 is about 6509.9350227172. The cubic root of 42379254 is about 348.6457984448.

The spelling of 42379254 in words is "forty-two million, three hundred seventy-nine thousand, two hundred fifty-four".

Divisors: 1 2 3 6 9 18 27 54 331 662 993 1986 2371 2979 4742 5958 7113 8937 14226 17874 21339 42678 64017 128034 784801 1569602 2354403 4708806 7063209 14126418 21189627 42379254