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42202827 = 327959357
BaseRepresentation
bin1010000011111…
…1011011001011
32221102010101200
42200333123023
541300442302
64104315243
71021501212
oct240773313
987363350
1042202827
1121905677
1212172b23
1389883b4
145868079
153a8981c
hex283f6cb

42202827 has 12 divisors (see below), whose sum is σ = 61732320. Its totient is φ = 27778608.

The previous prime is 42202813. The next prime is 42202837. The reversal of 42202827 is 72820224.

It is not a de Polignac number, because 42202827 - 211 = 42200779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42202827.

It is not an unprimeable number, because it can be changed into a prime (42202807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28968 + ... + 30389.

It is an arithmetic number, because the mean of its divisors is an integer number (5144360).

Almost surely, 242202827 is an apocalyptic number.

42202827 is a deficient number, since it is larger than the sum of its proper divisors (19529493).

42202827 is a wasteful number, since it uses less digits than its factorization.

42202827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59442 (or 59439 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 42202827 is about 6496.3702942489. The cubic root of 42202827 is about 348.1613154207.

The spelling of 42202827 in words is "forty-two million, two hundred two thousand, eight hundred twenty-seven".

Divisors: 1 3 9 79 237 711 59357 178071 534213 4689203 14067609 42202827