Base | Representation |
---|---|
bin | 11001101100010… |
… | …101111011000100 |
3 | 1010001002211122200 |
4 | 121230111323010 |
5 | 1340322221112 |
6 | 110434554500 |
7 | 13452621516 |
oct | 3154257304 |
9 | 1101084580 |
10 | 431054532 |
11 | 201356717 |
12 | 100438a30 |
13 | 6b3c556c |
14 | 41369bb6 |
15 | 27c99cdc |
hex | 19b15ec4 |
431054532 has 36 divisors (see below), whose sum is σ = 1114953840. Its totient is φ = 140342832.
The previous prime is 431054509. The next prime is 431054537. The reversal of 431054532 is 235450134.
It is a tau number, because it is divible by the number of its divisors (36).
It is a junction number, because it is equal to n+sod(n) for n = 431054496 and 431054505.
It is not an unprimeable number, because it can be changed into a prime (431054537) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137682 + ... + 140777.
It is an arithmetic number, because the mean of its divisors is an integer number (30970940).
Almost surely, 2431054532 is an apocalyptic number.
It is an amenable number.
431054532 is an abundant number, since it is smaller than the sum of its proper divisors (683899308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431054532 is a wasteful number, since it uses less digits than its factorization.
431054532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 278512 (or 278507 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 431054532 is about 20761.8528074929. The cubic root of 431054532 is about 755.4007386787.
The spelling of 431054532 in words is "four hundred thirty-one million, fifty-four thousand, five hundred thirty-two".
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