Base | Representation |
---|---|
bin | 1011001110110111011010… |
… | …1000111010011010111100 |
3 | 1121201122120020010011122110 |
4 | 2303231312220322122330 |
5 | 3104320320440200130 |
6 | 42133304351414020 |
7 | 2413155020642010 |
oct | 263556650723274 |
9 | 47648506104573 |
10 | 12350021412540 |
11 | 3a31684139769 |
12 | 1475625224310 |
13 | 6b77a9847546 |
14 | 309a5c226540 |
15 | 1663bbca3ab0 |
hex | b3b76a3a6bc |
12350021412540 has 96 divisors (see below), whose sum is σ = 39575810050560. Its totient is φ = 2818880499456.
The previous prime is 12350021412529. The next prime is 12350021412571. The reversal of 12350021412540 is 4521412005321.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 12350021412498 and 12350021412507.
It is a congruent number.
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, 20439042 + ... + 21034601.
It is an arithmetic number, because the mean of its divisors is an integer number (412248021360).
Almost surely, 212350021412540 is an apocalyptic number.
12350021412540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12350021412540 is an abundant number, since it is smaller than the sum of its proper divisors (27225788638020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12350021412540 is a wasteful number, since it uses less digits than its factorization.
12350021412540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41474371 (or 41474369 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 30.
Adding to 12350021412540 its reverse (4521412005321), we get a palindrome (16871433417861).
The spelling of 12350021412540 in words is "twelve trillion, three hundred fifty billion, twenty-one million, four hundred twelve thousand, five hundred forty".
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