Base | Representation |
---|---|
bin | 1011111101101011011000… |
… | …0110111001111110101111 |
3 | 1201120112101221220200112102 |
4 | 2333122312012321332233 |
5 | 3211004343222432030 |
6 | 43550550552525315 |
7 | 2525235312462452 |
oct | 277326606717657 |
9 | 51515357820472 |
10 | 13154245124015 |
11 | 42117584953a6 |
12 | 158546a0b083b |
13 | 745594882478 |
14 | 3369514d7499 |
15 | 17c28acaac45 |
hex | bf6b61b9faf |
13154245124015 has 8 divisors (see below), whose sum is σ = 15785242508880. Its totient is φ = 10523297192512.
The previous prime is 13154245123967. The next prime is 13154245124023. The reversal of 13154245124015 is 51042154245131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13154245124015 - 226 = 13154178015151 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13154245124015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11775614 + ... + 12844203.
It is an arithmetic number, because the mean of its divisors is an integer number (1973155313610).
Almost surely, 213154245124015 is an apocalyptic number.
13154245124015 is a deficient number, since it is larger than the sum of its proper divisors (2630997384865).
13154245124015 is a wasteful number, since it uses less digits than its factorization.
13154245124015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24726681.
The product of its (nonzero) digits is 96000, while the sum is 38.
Adding to 13154245124015 its reverse (51042154245131), we get a palindrome (64196399369146).
The spelling of 13154245124015 in words is "thirteen trillion, one hundred fifty-four billion, two hundred forty-five million, one hundred twenty-four thousand, fifteen".
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