Base | Representation |
---|---|
bin | 1010001000100… |
… | …0011000010110 |
3 | 2221222022022100 |
4 | 2202020120112 |
5 | 41340023104 |
6 | 4114542530 |
7 | 1024154346 |
oct | 242103026 |
9 | 87868270 |
10 | 42501654 |
11 | 21a9a138 |
12 | 12297a46 |
13 | 8a61410 |
14 | 5904d26 |
15 | 3ae8139 |
hex | 2888616 |
42501654 has 96 divisors (see below), whose sum is σ = 106142400. Its totient is φ = 12190464.
The previous prime is 42501643. The next prime is 42501659. The reversal of 42501654 is 45610524.
42501654 is a `hidden beast` number, since 4 + 2 + 5 + 0 + 1 + 654 = 666.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42501659) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 285172 + ... + 285320.
It is an arithmetic number, because the mean of its divisors is an integer number (1105650).
Almost surely, 242501654 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42501654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53071200).
42501654 is an abundant number, since it is smaller than the sum of its proper divisors (63640746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42501654 is a wasteful number, since it uses less digits than its factorization.
42501654 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 246 (or 243 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 27.
The square root of 42501654 is about 6519.3292599776. The cubic root of 42501654 is about 348.9811294028.
The spelling of 42501654 in words is "forty-two million, five hundred one thousand, six hundred fifty-four".
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