Base | Representation |
---|---|
bin | 1011001000111101000000… |
… | …1001110110100111111101 |
3 | 1121100221101010022012212010 |
4 | 2302033100021312213331 |
5 | 3101134303131123421 |
6 | 42014505115201433 |
7 | 2402630601140211 |
oct | 262172011664775 |
9 | 47327333265763 |
10 | 12248444004861 |
11 | 39a2599362959 |
12 | 14599b7146279 |
13 | 6ab03c2b239c |
14 | 304b838b2941 |
15 | 16392432e076 |
hex | b23d02769fd |
12248444004861 has 16 divisors (see below), whose sum is σ = 16969716359168. Its totient is φ = 7849889334000.
The previous prime is 12248444004803. The next prime is 12248444004917. The reversal of 12248444004861 is 16840044484221.
It is not a de Polignac number, because 12248444004861 - 211 = 12248444002813 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12248444004861.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12248444004161) 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, 436090921 + ... + 436119006.
It is an arithmetic number, because the mean of its divisors is an integer number (1060607272448).
Almost surely, 212248444004861 is an apocalyptic number.
It is an amenable number.
12248444004861 is a deficient number, since it is larger than the sum of its proper divisors (4721272354307).
12248444004861 is a wasteful number, since it uses less digits than its factorization.
12248444004861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 872210112.
The product of its (nonzero) digits is 1572864, while the sum is 48.
The spelling of 12248444004861 in words is "twelve trillion, two hundred forty-eight billion, four hundred forty-four million, four thousand, eight hundred sixty-one".
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