Base | Representation |
---|---|
bin | 100111110010100001… |
… | …001111111010111101 |
3 | 11002021110211001222111 |
4 | 213302201033322331 |
5 | 1144444204223101 |
6 | 31343225014021 |
7 | 3041504553034 |
oct | 476241177275 |
9 | 132243731874 |
10 | 42723507901 |
11 | 17134340918 |
12 | 8344024311 |
13 | 404b3a9cb9 |
14 | 20d419d71b |
15 | 11a0b62251 |
hex | 9f284febd |
42723507901 has 8 divisors (see below), whose sum is σ = 44977079520. Its totient is φ = 40470432912.
The previous prime is 42723507887. The next prime is 42723507913. The reversal of 42723507901 is 10970532724.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42723507901 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 (42723501901) 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, 59406 + ... + 298288.
It is an arithmetic number, because the mean of its divisors is an integer number (5622134940).
Almost surely, 242723507901 is an apocalyptic number.
It is an amenable number.
42723507901 is a deficient number, since it is larger than the sum of its proper divisors (2253571619).
42723507901 is a wasteful number, since it uses less digits than its factorization.
42723507901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248315.
The product of its (nonzero) digits is 105840, while the sum is 40.
The spelling of 42723507901 in words is "forty-two billion, seven hundred twenty-three million, five hundred seven thousand, nine hundred one".
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