Base | Representation |
---|---|
bin | 1100100001100001001… |
… | …10000011100101101011 |
3 | 1112010201011222010120002 |
4 | 12100300212003211223 |
5 | 24022234333342024 |
6 | 525403235453215 |
7 | 43042350516152 |
oct | 6206046034553 |
9 | 1463634863502 |
10 | 430312012139 |
11 | 156548a047a9 |
12 | 6b49275720b |
13 | 317695488b9 |
14 | 16b81c2a599 |
15 | b2d7b056ae |
hex | 643098396b |
430312012139 has 4 divisors (see below), whose sum is σ = 430333047024. Its totient is φ = 430290977256.
The previous prime is 430312012093. The next prime is 430312012187. The reversal of 430312012139 is 931210213034.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 931210213034 = 2 ⋅465605106517.
It is a cyclic number.
It is not a de Polignac number, because 430312012139 - 224 = 430295234923 is a prime.
It is a super-2 number, since 2×4303120121392 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (430312012199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10486727 + ... + 10527680.
It is an arithmetic number, because the mean of its divisors is an integer number (107583261756).
Almost surely, 2430312012139 is an apocalyptic number.
430312012139 is a deficient number, since it is larger than the sum of its proper divisors (21034885).
430312012139 is a wasteful number, since it uses less digits than its factorization.
430312012139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21034884.
The product of its (nonzero) digits is 3888, while the sum is 29.
The spelling of 430312012139 in words is "four hundred thirty billion, three hundred twelve million, twelve thousand, one hundred thirty-nine".
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