Base | Representation |
---|---|
bin | 1100011111111… |
… | …0001111110111 |
3 | 10122122021221121 |
4 | 3013332033313 |
5 | 101404442443 |
6 | 5111324411 |
7 | 1204401502 |
oct | 307761767 |
9 | 118567847 |
10 | 52421623 |
11 | 27655161 |
12 | 15680707 |
13 | ab25717 |
14 | 6d68139 |
15 | 49074ed |
hex | 31fe3f7 |
52421623 has 8 divisors (see below), whose sum is σ = 55317600. Its totient is φ = 49577088.
The previous prime is 52421617. The next prime is 52421641. The reversal of 52421623 is 32612425.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52421623 - 29 = 52421111 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52421653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10758 + ... + 14851.
It is an arithmetic number, because the mean of its divisors is an integer number (6914700).
Almost surely, 252421623 is an apocalyptic number.
52421623 is a deficient number, since it is larger than the sum of its proper divisors (2895977).
52421623 is a wasteful number, since it uses less digits than its factorization.
52421623 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25721.
The product of its digits is 2880, while the sum is 25.
The square root of 52421623 is about 7240.2778261611. The cubic root of 52421623 is about 374.2571915256.
The spelling of 52421623 in words is "fifty-two million, four hundred twenty-one thousand, six hundred twenty-three".
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