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42756376 = 2313411119
BaseRepresentation
bin1010001100011…
…0100100011000
32222110020201111
42203012210120
541421201001
64124230104
71026265105
oct243064430
988406644
1042756376
1122153553
121239b334
138b20340
14596daac
153b48851
hex28c6918

42756376 has 16 divisors (see below), whose sum is σ = 86335200. Its totient is φ = 19733664.

The previous prime is 42756341. The next prime is 42756391. The reversal of 42756376 is 67365724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205456 + ... + 205663.

It is an arithmetic number, because the mean of its divisors is an integer number (5395950).

Almost surely, 242756376 is an apocalyptic number.

It is an amenable number.

42756376 is an abundant number, since it is smaller than the sum of its proper divisors (43578824).

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

42756376 is a wasteful number, since it uses less digits than its factorization.

42756376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411138 (or 411134 counting only the distinct ones).

The product of its digits is 211680, while the sum is 40.

The square root of 42756376 is about 6538.8359820384. The cubic root of 42756376 is about 349.6769154583.

The spelling of 42756376 in words is "forty-two million, seven hundred fifty-six thousand, three hundred seventy-six".

Divisors: 1 2 4 8 13 26 52 104 411119 822238 1644476 3288952 5344547 10689094 21378188 42756376