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42538296 = 2332836263
BaseRepresentation
bin1010001001000…
…1010100111000
32222001011120110
42202101110320
541342211141
64115424320
71024366233
oct242212470
988034513
1042538296
1122014719
12122b50a0
138a74cb8
14591441a
153b03e16
hex2891538

42538296 has 32 divisors (see below), whose sum is σ = 106738560. Its totient is φ = 14127072.

The previous prime is 42538291. The next prime is 42538297. The reversal of 42538296 is 69283524.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42538291) 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, 3661 + ... + 9923.

It is an arithmetic number, because the mean of its divisors is an integer number (3335580).

Almost surely, 242538296 is an apocalyptic number.

It is an amenable number.

42538296 is an abundant number, since it is smaller than the sum of its proper divisors (64200264).

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

42538296 is a wasteful number, since it uses less digits than its factorization.

42538296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6555 (or 6551 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 42538296 is about 6522.1389129641. The cubic root of 42538296 is about 349.0813897637.

The spelling of 42538296 in words is "forty-two million, five hundred thirty-eight thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 283 566 849 1132 1698 2264 3396 6263 6792 12526 18789 25052 37578 50104 75156 150312 1772429 3544858 5317287 7089716 10634574 14179432 21269148 42538296