Base | Representation |
---|---|
bin | 1010111010011111110011… |
… | …1110111000011000010101 |
3 | 1120111012022202122222010111 |
4 | 2232213330332320120111 |
5 | 3033102140012000041 |
6 | 41304433032123021 |
7 | 2345656240005232 |
oct | 256477476703025 |
9 | 46435282588114 |
10 | 12000088000021 |
11 | 390723291a5a0 |
12 | 1419845236471 |
13 | 6907ac9c13c4 |
14 | 2d6b43568789 |
15 | 15c23aa04981 |
hex | ae9fcfb8615 |
12000088000021 has 64 divisors (see below), whose sum is σ = 14033712236544. Its totient is φ = 10140441292800.
The previous prime is 12000088000003. The next prime is 12000088000063.
12000088000021 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 12000088000021 - 25 = 12000087999989 is a prime.
It is a super-2 number, since 2×120000880000212 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12000087999956 and 12000088000001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12000088003021) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6497068920 + ... + 6497070766.
It is an arithmetic number, because the mean of its divisors is an integer number (219276753696).
Almost surely, 212000088000021 is an apocalyptic number.
12000088000021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12000088000021 is a deficient number, since it is larger than the sum of its proper divisors (2033624236523).
12000088000021 is a wasteful number, since it uses less digits than its factorization.
12000088000021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3130.
The product of its (nonzero) digits is 256, while the sum is 22.
It can be divided in two parts, 1200008 and 8000021, that added together give a palindrome (9200029).
The spelling of 12000088000021 in words is "twelve trillion, eighty-eight million, twenty-one", and thus it is an aban number and an uban number.
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