Base | Representation |
---|---|
bin | 11000010000101001100111… |
… | …11111010011001101010101 |
3 | 20222220002012220122021101000 |
4 | 30020110303333103031111 |
5 | 23443031024204443011 |
6 | 305244011520253513 |
7 | 14144212360414224 |
oct | 1410246377231525 |
9 | 228802186567330 |
10 | 53348661015381 |
11 | 15aa904938a156 |
12 | 5b973b2771299 |
13 | 239c9ac5b6bb4 |
14 | d261361c4cbb |
15 | 627ac3ab6356 |
hex | 308533fd3355 |
53348661015381 has 32 divisors (see below), whose sum is σ = 79539931402880. Its totient is φ = 35338587268608.
The previous prime is 53348661015281. The next prime is 53348661015383. The reversal of 53348661015381 is 18351016684335.
53348661015381 is a `hidden beast` number, since 5 + 3 + 3 + 4 + 8 + 6 + 610 + 15 + 3 + 8 + 1 = 666.
It is a de Polignac number, because none of the positive numbers 2k-53348661015381 is a prime.
It is a super-2 number, since 2×533486610153812 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53348661015383) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 362899365 + ... + 363046341.
It is an arithmetic number, because the mean of its divisors is an integer number (2485622856340).
Almost surely, 253348661015381 is an apocalyptic number.
It is an amenable number.
53348661015381 is a deficient number, since it is larger than the sum of its proper divisors (26191270387499).
53348661015381 is a wasteful number, since it uses less digits than its factorization.
53348661015381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 232770 (or 232764 counting only the distinct ones).
The product of its (nonzero) digits is 6220800, while the sum is 54.
The spelling of 53348661015381 in words is "fifty-three trillion, three hundred forty-eight billion, six hundred sixty-one million, fifteen thousand, three hundred eighty-one".
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