Base | Representation |
---|---|
bin | 101111011010110100… |
… | …0001001111100111001 |
3 | 100201211210211122220221 |
4 | 1132311220021330321 |
5 | 3132022322403200 |
6 | 114440345220041 |
7 | 10233323022055 |
oct | 1366550117471 |
9 | 321753748827 |
10 | 101831450425 |
11 | 3a2062209a1 |
12 | 1789b191621 |
13 | 97ab091a13 |
14 | 4d003a2c65 |
15 | 29aee0691a |
hex | 17b5a09f39 |
101831450425 has 12 divisors (see below), whose sum is σ = 130625171820. Its totient is φ = 78656016320.
The previous prime is 101831450419. The next prime is 101831450429. The reversal of 101831450425 is 524054138101.
It can be written as a sum of positive squares in 6 ways, for example, as 1745902656 + 100085547769 = 41784^2 + 316363^2 .
It is not a de Polignac number, because 101831450425 - 25 = 101831450393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (101831450429) 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, 70227862 + ... + 70229311.
It is an arithmetic number, because the mean of its divisors is an integer number (10885430985).
Almost surely, 2101831450425 is an apocalyptic number.
It is an amenable number.
101831450425 is a deficient number, since it is larger than the sum of its proper divisors (28793721395).
101831450425 is a wasteful number, since it uses less digits than its factorization.
101831450425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140457212 (or 140457207 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 34.
Adding to 101831450425 its reverse (524054138101), we get a palindrome (625885588526).
The spelling of 101831450425 in words is "one hundred one billion, eight hundred thirty-one million, four hundred fifty thousand, four hundred twenty-five".
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