Base | Representation |
---|---|
bin | 11000010011111000… |
… | …111110100001000100 |
3 | 2111101012100112212000 |
4 | 120103320332201010 |
5 | 411424444211022 |
6 | 15554120425300 |
7 | 1612604101662 |
oct | 302370764104 |
9 | 74335315760 |
10 | 26103507012 |
11 | 100858271a0 |
12 | 5086018230 |
13 | 260004454b |
14 | 1398b59c32 |
15 | a2b9ec6ac |
hex | 613e3e844 |
26103507012 has 48 divisors (see below), whose sum is σ = 73828104000. Its totient is φ = 7910153280.
The previous prime is 26103506977. The next prime is 26103507019. The reversal of 26103507012 is 21070530162.
It is a happy number.
26103507012 is a `hidden beast` number, since 2 + 610 + 35 + 0 + 7 + 0 + 12 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (26103507019) 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, 10985137 + ... + 10987512.
It is an arithmetic number, because the mean of its divisors is an integer number (1538085500).
Almost surely, 226103507012 is an apocalyptic number.
26103507012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
26103507012 is an abundant number, since it is smaller than the sum of its proper divisors (47724596988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26103507012 is a wasteful number, since it uses less digits than its factorization.
26103507012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21972673 (or 21972665 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The spelling of 26103507012 in words is "twenty-six billion, one hundred three million, five hundred seven thousand, twelve".
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