Base | Representation |
---|---|
bin | 11001101100110011… |
… | …10000011111101000 |
3 | 1022121120122220121010 |
4 | 30312121300133220 |
5 | 211224142430114 |
6 | 10201042543520 |
7 | 665626603260 |
oct | 146631603750 |
9 | 38546586533 |
10 | 13797623784 |
11 | 5940442a6a |
12 | 2810967ba0 |
13 | 13bb702139 |
14 | 94c6767a0 |
15 | 55b4a9c59 |
hex | 3366707e8 |
13797623784 has 128 divisors (see below), whose sum is σ = 39726535680. Its totient is φ = 3911846400.
The previous prime is 13797623779. The next prime is 13797623849. The reversal of 13797623784 is 48732679731.
It is a happy number.
It is a super-3 number, since 3×137976237843 (a number of 31 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15625407 + ... + 15626289.
It is an arithmetic number, because the mean of its divisors is an integer number (310363560).
Almost surely, 213797623784 is an apocalyptic number.
13797623784 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13797623784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19863267840).
13797623784 is an abundant number, since it is smaller than the sum of its proper divisors (25928911896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13797623784 is a wasteful number, since it uses less digits than its factorization.
13797623784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1511 (or 1507 counting only the distinct ones).
The product of its digits is 10668672, while the sum is 57.
The spelling of 13797623784 in words is "thirteen billion, seven hundred ninety-seven million, six hundred twenty-three thousand, seven hundred eighty-four".
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