Base | Representation |
---|---|
bin | 1100100010000111010… |
… | …01000101111101111101 |
3 | 1112011112110021121222012 |
4 | 12101003221011331331 |
5 | 24023413140403141 |
6 | 525455053101005 |
7 | 43053310665425 |
oct | 6210351057575 |
9 | 1464473247865 |
10 | 430631575421 |
11 | 1566a2330393 |
12 | 6b561787765 |
13 | 317ba8060b8 |
14 | 16bb2453485 |
15 | b305bcaceb |
hex | 6443a45f7d |
430631575421 has 16 divisors (see below), whose sum is σ = 459563691840. Its totient is φ = 402327596160.
The previous prime is 430631575417. The next prime is 430631575453. The reversal of 430631575421 is 124575136034.
It is not a de Polignac number, because 430631575421 - 22 = 430631575417 is a prime.
It is a super-2 number, since 2×4306315754212 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (430631575721) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15424751 + ... + 15452643.
It is an arithmetic number, because the mean of its divisors is an integer number (28722730740).
Almost surely, 2430631575421 is an apocalyptic number.
It is an amenable number.
430631575421 is a deficient number, since it is larger than the sum of its proper divisors (28932116419).
430631575421 is a wasteful number, since it uses less digits than its factorization.
430631575421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39116.
The product of its (nonzero) digits is 302400, while the sum is 41.
The spelling of 430631575421 in words is "four hundred thirty billion, six hundred thirty-one million, five hundred seventy-five thousand, four hundred twenty-one".
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