Base | Representation |
---|---|
bin | 1101100110100011001010… |
… | …1001011110011000110000 |
3 | 1221221202212012001222101000 |
4 | 3121220302221132120300 |
5 | 3430014214004422330 |
6 | 51450354003442000 |
7 | 3102346533154242 |
oct | 331506251363060 |
9 | 57852765058330 |
10 | 14955925857840 |
11 | 4846855279200 |
12 | 1816685386300 |
13 | 846451089816 |
14 | 399c291b4092 |
15 | 1ae08815e560 |
hex | d9a32a5e630 |
14955925857840 has 960 divisors, whose sum is σ = 57355072790400. Its totient is φ = 3579079680000.
The previous prime is 14955925857791. The next prime is 14955925857857. The reversal of 14955925857840 is 4875852955941.
14955925857840 is a `hidden beast` number, since 1 + 4 + 9 + 5 + 5 + 9 + 2 + 5 + 8 + 578 + 40 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 12169182346 + ... + 12169183574.
It is an arithmetic number, because the mean of its divisors is an integer number (59744867490).
Almost surely, 214955925857840 is an apocalyptic number.
14955925857840 is a gapful number since it is divisible by the number (10) 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 14955925857840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28677536395200).
14955925857840 is an abundant number, since it is smaller than the sum of its proper divisors (42399146932560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14955925857840 is a wasteful number, since it uses less digits than its factorization.
14955925857840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1835 (or 1812 counting only the distinct ones).
The product of its (nonzero) digits is 725760000, while the sum is 72.
The spelling of 14955925857840 in words is "fourteen trillion, nine hundred fifty-five billion, nine hundred twenty-five million, eight hundred fifty-seven thousand, eight hundred forty".
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