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42953502 = 2313951503
BaseRepresentation
bin1010001111011…
…0101100011110
32222211021010110
42203312230132
541444003002
64132350450
71031045604
oct243665436
988737113
1042953502
1122278669
1212475426
138b8bc97
1459c1874
153b86e6c
hex28f6b1e

42953502 has 16 divisors (see below), whose sum is σ = 86526720. Its totient is φ = 14214552.

The previous prime is 42953483. The next prime is 42953513. The reversal of 42953502 is 20535924.

It is a self number, because there is not a number n which added to its sum of digits gives 42953502.

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, 24918 + ... + 26585.

It is an arithmetic number, because the mean of its divisors is an integer number (5407920).

Almost surely, 242953502 is an apocalyptic number.

42953502 is an abundant number, since it is smaller than the sum of its proper divisors (43573218).

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

42953502 is a wasteful number, since it uses less digits than its factorization.

42953502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51647.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 42953502 is about 6553.8921260576. The cubic root of 42953502 is about 350.2134806465.

The spelling of 42953502 in words is "forty-two million, nine hundred fifty-three thousand, five hundred two".

Divisors: 1 2 3 6 139 278 417 834 51503 103006 154509 309018 7158917 14317834 21476751 42953502