Search a number
-
+
42500948 = 2271979889
BaseRepresentation
bin1010001000100…
…0001101010100
32221222021100012
42202020031110
541340012243
64114535352
71024152320
oct242101524
987867305
1042500948
1121a99656
1212297558
138a60cb9
145904980
153ae7d18
hex2888354

42500948 has 24 divisors (see below), whose sum is σ = 89476800. Its totient is φ = 17255808.

The previous prime is 42500947. The next prime is 42500959. The reversal of 42500948 is 84900524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42500947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39413 + ... + 40476.

It is an arithmetic number, because the mean of its divisors is an integer number (3728200).

Almost surely, 242500948 is an apocalyptic number.

It is an amenable number.

42500948 is an abundant number, since it is smaller than the sum of its proper divisors (46975852).

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

42500948 is a wasteful number, since it uses less digits than its factorization.

42500948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79919 (or 79917 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 42500948 is about 6519.2751130781. The cubic root of 42500948 is about 348.9791970698.

The spelling of 42500948 in words is "forty-two million, five hundred thousand, nine hundred forty-eight".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 79889 159778 319556 559223 1118446 1517891 2236892 3035782 6071564 10625237 21250474 42500948