Base | Representation |
---|---|
bin | 11101010010110101… |
… | …111110111001100101 |
3 | 10000012010110222121011 |
4 | 131102311332321211 |
5 | 1003404342412203 |
6 | 22241114222221 |
7 | 2162322101524 |
oct | 352265767145 |
9 | 100163428534 |
10 | 31454654053 |
11 | 12381372169 |
12 | 611a124971 |
13 | 2c7386b444 |
14 | 17457064bb |
15 | c416b776d |
hex | 752d7ee65 |
31454654053 has 8 divisors (see below), whose sum is σ = 31698897120. Its totient is φ = 31210473840.
The previous prime is 31454654051. The next prime is 31454654059. The reversal of 31454654053 is 35045645413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31454654053 - 21 = 31454654051 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31454653997 and 31454654015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31454654051) 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, 1755526 + ... + 1773352.
It is an arithmetic number, because the mean of its divisors is an integer number (3962362140).
Almost surely, 231454654053 is an apocalyptic number.
It is an amenable number.
31454654053 is a deficient number, since it is larger than the sum of its proper divisors (244243067).
31454654053 is a wasteful number, since it uses less digits than its factorization.
31454654053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31427.
The product of its (nonzero) digits is 432000, while the sum is 40.
The spelling of 31454654053 in words is "thirty-one billion, four hundred fifty-four million, six hundred fifty-four thousand, fifty-three".
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