Base | Representation |
---|---|
bin | 1101110110100100110101… |
… | …1111110011001101001101 |
3 | 1222221002112021221121112012 |
4 | 3131221031133303031031 |
5 | 3444022102034312303 |
6 | 52221050325551005 |
7 | 3131264451444335 |
oct | 335511537631515 |
9 | 58832467847465 |
10 | 15231254213453 |
11 | 49425a1a1a953 |
12 | 185bb04275465 |
13 | 8663bb6ca385 |
14 | 3a92a78040c5 |
15 | 1b62ee8ab5d8 |
hex | dda4d7f334d |
15231254213453 has 16 divisors (see below), whose sum is σ = 15414094725120. Its totient is φ = 15049410390000.
The previous prime is 15231254213393. The next prime is 15231254213479. The reversal of 15231254213453 is 35431245213251.
It is a cyclic number.
It is not a de Polignac number, because 15231254213453 - 26 = 15231254213389 is a prime.
It is a super-2 number, since 2×152312542134532 (a number of 27 digits) contains 22 as substring.
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 15231254213453.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15231254219453) 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, 352888688 + ... + 352931846.
It is an arithmetic number, because the mean of its divisors is an integer number (963380920320).
Almost surely, 215231254213453 is an apocalyptic number.
It is an amenable number.
15231254213453 is a deficient number, since it is larger than the sum of its proper divisors (182840511667).
15231254213453 is a wasteful number, since it uses less digits than its factorization.
15231254213453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54608.
The product of its digits is 432000, while the sum is 41.
The spelling of 15231254213453 in words is "fifteen trillion, two hundred thirty-one billion, two hundred fifty-four million, two hundred thirteen thousand, four hundred fifty-three".
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