Base | Representation |
---|---|
bin | 1100100011100110100… |
… | …10101011100000011100 |
3 | 1112020121011112220212220 |
4 | 12101303102223200130 |
5 | 24032032314144421 |
6 | 530110251425340 |
7 | 43112156021466 |
oct | 6216322534034 |
9 | 1466534486786 |
10 | 431431006236 |
11 | 156a7261260a |
12 | 6b745455250 |
13 | 318b7319b99 |
14 | 16c4a6b1136 |
15 | b350e8e3c6 |
hex | 64734ab81c |
431431006236 has 24 divisors (see below), whose sum is σ = 1007160370944. Its totient is φ = 143740617840.
The previous prime is 431431006231. The next prime is 431431006261. The reversal of 431431006236 is 632600134134.
It is a super-2 number, since 2×4314310062362 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 431431006197 and 431431006206.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (431431006231) 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, 8688910 + ... + 8738421.
It is an arithmetic number, because the mean of its divisors is an integer number (41965015456).
Almost surely, 2431431006236 is an apocalyptic number.
It is an amenable number.
431431006236 is an abundant number, since it is smaller than the sum of its proper divisors (575729364708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431431006236 is a wasteful number, since it uses less digits than its factorization.
431431006236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17429401 (or 17429399 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 33.
The spelling of 431431006236 in words is "four hundred thirty-one billion, four hundred thirty-one million, six thousand, two hundred thirty-six".
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