Search a number
-
+
42483680 = 2551715619
BaseRepresentation
bin1010001000001…
…1111111100000
32221221101122122
42202003333200
541333434210
64114323412
71024051061
oct242037740
987841578
1042483680
1121a87688
1212289568
138a56195
1458dc568
153ae2b55
hex2883fe0

42483680 has 48 divisors (see below), whose sum is σ = 106278480. Its totient is φ = 15992832.

The previous prime is 42483673. The next prime is 42483709. The reversal of 42483680 is 8638424.

It is a self number, because there is not a number n which added to its sum of digits gives 42483680.

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, 5090 + ... + 10529.

It is an arithmetic number, because the mean of its divisors is an integer number (2214135).

Almost surely, 242483680 is an apocalyptic number.

42483680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42483680 is an abundant number, since it is smaller than the sum of its proper divisors (63794800).

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

42483680 is a wasteful number, since it uses less digits than its factorization.

42483680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15651 (or 15643 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 42483680 is about 6517.9505981558. The cubic root of 42483680 is about 348.9319276215.

The spelling of 42483680 in words is "forty-two million, four hundred eighty-three thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 40 68 80 85 136 160 170 272 340 544 680 1360 2720 15619 31238 62476 78095 124952 156190 249904 265523 312380 499808 531046 624760 1062092 1249520 1327615 2124184 2499040 2655230 4248368 5310460 8496736 10620920 21241840 42483680