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42250112 = 27714649
BaseRepresentation
bin1010000100101…
…0111110000000
32221111112020222
42201022332000
541304000422
64105322212
71022056112
oct241127600
987445228
1042250112
1121938153
1212196368
1389a3a88
14587b3b2
153a98842
hex284af80

42250112 has 32 divisors (see below), whose sum is σ = 85374000. Its totient is φ = 20823040.

The previous prime is 42250097. The next prime is 42250147. The reversal of 42250112 is 21105224.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6764 + ... + 11412.

Almost surely, 242250112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42250112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42687000).

42250112 is an abundant number, since it is smaller than the sum of its proper divisors (43123888).

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

42250112 is an equidigital number, since it uses as much as digits as its factorization.

42250112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4734 (or 4722 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 42250112 is about 6500.0086153789. The cubic root of 42250112 is about 348.2912961539.

Adding to 42250112 its reverse (21105224), we get a palindrome (63355336).

The spelling of 42250112 in words is "forty-two million, two hundred fifty thousand, one hundred twelve".

Divisors: 1 2 4 8 16 32 64 71 128 142 284 568 1136 2272 4544 4649 9088 9298 18596 37192 74384 148768 297536 330079 595072 660158 1320316 2640632 5281264 10562528 21125056 42250112