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42792711 = 3132394591
BaseRepresentation
bin1010001100111…
…1011100000111
32222112002120020
42203033130013
541423331321
64125110223
71026506043
oct243173407
988462506
1042792711
1122178885
12123b8373
138b33a40
14597d023
153b544c6
hex28cf707

42792711 has 16 divisors (see below), whose sum is σ = 61716480. Its totient is φ = 26218080.

The previous prime is 42792709. The next prime is 42792733. The reversal of 42792711 is 11729724.

It is not a de Polignac number, because 42792711 - 21 = 42792709 is a prime.

It is a super-2 number, since 2×427927112 = 3662432229459042, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42792751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7026 + ... + 11616.

It is an arithmetic number, because the mean of its divisors is an integer number (3857280).

Almost surely, 242792711 is an apocalyptic number.

42792711 is a deficient number, since it is larger than the sum of its proper divisors (18923769).

42792711 is a wasteful number, since it uses less digits than its factorization.

42792711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4846.

The product of its digits is 7056, while the sum is 33.

The square root of 42792711 is about 6541.6137917184. The cubic root of 42792711 is about 349.7759409488.

The spelling of 42792711 in words is "forty-two million, seven hundred ninety-two thousand, seven hundred eleven".

Divisors: 1 3 13 39 239 717 3107 4591 9321 13773 59683 179049 1097249 3291747 14264237 42792711