Base | Representation |
---|---|
bin | 1010111010100011111101… |
… | …1101111101001011011101 |
3 | 1120111022012111120022102002 |
4 | 2232220333131331023131 |
5 | 3033111431040124042 |
6 | 41305135440012045 |
7 | 2346026003055641 |
oct | 256507735751335 |
9 | 46438174508362 |
10 | 12001203442397 |
11 | 39077555219a4 |
12 | 1419ab6901025 |
13 | 690929b1ab90 |
14 | 2d6c0b766c21 |
15 | 15c2a38db132 |
hex | aea3f77d2dd |
12001203442397 has 16 divisors (see below), whose sum is σ = 13080614375808. Its totient is φ = 10944123453120.
The previous prime is 12001203442357. The next prime is 12001203442433. The reversal of 12001203442397 is 79324430210021.
It is a de Polignac number, because none of the positive numbers 2k-12001203442397 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 12001203442397.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12001203442357) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28299947 + ... + 28720887.
It is an arithmetic number, because the mean of its divisors is an integer number (817538398488).
Almost surely, 212001203442397 is an apocalyptic number.
It is an amenable number.
12001203442397 is a deficient number, since it is larger than the sum of its proper divisors (1079410933411).
12001203442397 is a wasteful number, since it uses less digits than its factorization.
12001203442397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 447460.
The product of its (nonzero) digits is 72576, while the sum is 38.
The spelling of 12001203442397 in words is "twelve trillion, one billion, two hundred three million, four hundred forty-two thousand, three hundred ninety-seven".
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