Base | Representation |
---|---|
bin | 10011001010111011111111… |
… | …00000111111111111101001 |
3 | 12112021012012202220120020211 |
4 | 21211131333200333333221 |
5 | 21011201013300224101 |
6 | 225354434212221121 |
7 | 11610521535111211 |
oct | 1145357740777751 |
9 | 175235182816224 |
10 | 42157243367401 |
11 | 12483871931158 |
12 | 488a43360a7a1 |
13 | 1a6a545c439a6 |
14 | a5a5c8707241 |
15 | 4d1917666c51 |
hex | 26577f83ffe9 |
42157243367401 has 8 divisors (see below), whose sum is σ = 42179653167680. Its totient is φ = 42134834771568.
The previous prime is 42157243367389. The next prime is 42157243367411. The reversal of 42157243367401 is 10476334275124.
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 42157243367401 - 225 = 42157209812969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42157243367411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74662420 + ... + 75224938.
It is an arithmetic number, because the mean of its divisors is an integer number (5272456645960).
Almost surely, 242157243367401 is an apocalyptic number.
It is an amenable number.
42157243367401 is a deficient number, since it is larger than the sum of its proper divisors (22409800279).
42157243367401 is a wasteful number, since it uses less digits than its factorization.
42157243367401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 602223.
The product of its (nonzero) digits is 3386880, while the sum is 49.
The spelling of 42157243367401 in words is "forty-two trillion, one hundred fifty-seven billion, two hundred forty-three million, three hundred sixty-seven thousand, four hundred one".
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