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42207892580 = 2257301484947
BaseRepresentation
bin100111010011110010…
…010101010001100100
311000221112121002201202
4213103302111101210
51142420210030310
631220125342032
73022644111260
oct472362252144
9130845532652
1042207892580
111699a289457
12821b407918
133c98618489
1420859010a0
1511707623a5
hex9d3c95464

42207892580 has 24 divisors (see below), whose sum is σ = 101298942528. Its totient is φ = 14471277408.

The previous prime is 42207892567. The next prime is 42207892633. The reversal of 42207892580 is 8529870224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150742334 + ... + 150742613.

It is an arithmetic number, because the mean of its divisors is an integer number (4220789272).

Almost surely, 242207892580 is an apocalyptic number.

It is an amenable number.

42207892580 is an abundant number, since it is smaller than the sum of its proper divisors (59091049948).

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

42207892580 is a wasteful number, since it uses less digits than its factorization.

42207892580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301484963 (or 301484961 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 42207892580 in words is "forty-two billion, two hundred seven million, eight hundred ninety-two thousand, five hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 301484947 602969894 1205939788 1507424735 2110394629 3014849470 4220789258 6029698940 8441578516 10551973145 21103946290 42207892580