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42054254 = 2116131337
BaseRepresentation
bin1010000001101…
…1001001101110
32221010120120222
42200123021232
541231214004
64101211342
71020312104
oct240331156
987116528
1042054254
1121813a90
1212100b52
138935898
145829c74
153a5a7be
hex281b26e

42054254 has 16 divisors (see below), whose sum is σ = 69946416. Its totient is φ = 18801600.

The previous prime is 42054227. The next prime is 42054269. The reversal of 42054254 is 45245024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14327 + ... + 17010.

It is an arithmetic number, because the mean of its divisors is an integer number (4371651).

Almost surely, 242054254 is an apocalyptic number.

42054254 is a deficient number, since it is larger than the sum of its proper divisors (27892162).

42054254 is a wasteful number, since it uses less digits than its factorization.

42054254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31411.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 42054254 is about 6484.9251344946. The cubic root of 42054254 is about 347.7522733808.

Adding to 42054254 its reverse (45245024), we get a palindrome (87299278).

The spelling of 42054254 in words is "forty-two million, fifty-four thousand, two hundred fifty-four".

Divisors: 1 2 11 22 61 122 671 1342 31337 62674 344707 689414 1911557 3823114 21027127 42054254