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42712410 = 23513109519
BaseRepresentation
bin1010001011101…
…1110101011010
32222101000102010
42202323311122
541413244120
64123250350
71026022656
oct242736532
988330363
1042712410
1122123514
12123799b6
138b06320
14595ba66
153b3a7e0
hex28bbd5a

42712410 has 32 divisors (see below), whose sum is σ = 110396160. Its totient is φ = 10513728.

The previous prime is 42712409. The next prime is 42712427. The reversal of 42712410 is 1421724.

It is a happy 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, 54370 + ... + 55149.

It is an arithmetic number, because the mean of its divisors is an integer number (3449880).

Almost surely, 242712410 is an apocalyptic number.

42712410 is an abundant number, since it is smaller than the sum of its proper divisors (67683750).

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

42712410 is a wasteful number, since it uses less digits than its factorization.

42712410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109542.

The product of its (nonzero) digits is 448, while the sum is 21.

The square root of 42712410 is about 6535.4732039845. The cubic root of 42712410 is about 349.5570178015.

The spelling of 42712410 in words is "forty-two million, seven hundred twelve thousand, four hundred ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 109519 219038 328557 547595 657114 1095190 1423747 1642785 2847494 3285570 4271241 7118735 8542482 14237470 21356205 42712410