Base | Representation |
---|---|
bin | 1100100011100010111… |
… | …01010010000001110101 |
3 | 1112020112000122101020102 |
4 | 12101301131102001311 |
5 | 24032001424343104 |
6 | 530103232043445 |
7 | 43111333314035 |
oct | 6216135220165 |
9 | 1466460571212 |
10 | 431400231029 |
11 | 156a57202759 |
12 | 6b737093585 |
13 | 318b0b330c1 |
14 | 16c4657d8c5 |
15 | b34d410a1e |
hex | 6471752075 |
431400231029 has 2 divisors, whose sum is σ = 431400231030. Its totient is φ = 431400231028.
The previous prime is 431400231007. The next prime is 431400231037. The reversal of 431400231029 is 920132004134.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 427415212900 + 3985018129 = 653770^2 + 63127^2 .
It is a cyclic number.
It is not a de Polignac number, because 431400231029 - 28 = 431400230773 is a prime.
It is a super-2 number, since 2×4314002310292 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 431400230992 and 431400231010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (431400231329) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215700115514 + 215700115515.
It is an arithmetic number, because the mean of its divisors is an integer number (215700115515).
Almost surely, 2431400231029 is an apocalyptic number.
It is an amenable number.
431400231029 is a deficient number, since it is larger than the sum of its proper divisors (1).
431400231029 is an equidigital number, since it uses as much as digits as its factorization.
431400231029 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5184, while the sum is 29.
The spelling of 431400231029 in words is "four hundred thirty-one billion, four hundred million, two hundred thirty-one thousand, twenty-nine".
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