Base | Representation |
---|---|
bin | 100000001101000111… |
… | …0001101100111101000 |
3 | 20121111211122001101021 |
4 | 1000122032031213220 |
5 | 2113114302111102 |
6 | 51434342102224 |
7 | 4665556200250 |
oct | 1003216154750 |
9 | 217454561337 |
10 | 69159410152 |
11 | 2736a758518 |
12 | 114a141a974 |
13 | 66a2252601 |
14 | 34c1122960 |
15 | 1beb91c137 |
hex | 101a38d9e8 |
69159410152 has 64 divisors (see below), whose sum is σ = 149832633600. Its totient is φ = 29313722880.
The previous prime is 69159410141. The next prime is 69159410153. The reversal of 69159410152 is 25101495196.
It is a junction number, because it is equal to n+sod(n) for n = 69159410099 and 69159410108.
It is not an unprimeable number, because it can be changed into a prime (69159410153) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4658902 + ... + 4673722.
It is an arithmetic number, because the mean of its divisors is an integer number (2341134900).
Almost surely, 269159410152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69159410152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74916316800).
69159410152 is an abundant number, since it is smaller than the sum of its proper divisors (80673223448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69159410152 is a wasteful number, since it uses less digits than its factorization.
69159410152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15746 (or 15742 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 43.
The spelling of 69159410152 in words is "sixty-nine billion, one hundred fifty-nine million, four hundred ten thousand, one hundred fifty-two".
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