Base | Representation |
---|---|
bin | 1101110110110000101110… |
… | …0101110010011001000111 |
3 | 1222221101202120001211010022 |
4 | 3131230023211302121013 |
5 | 3444100120011012043 |
6 | 52222335014245355 |
7 | 3131436465522653 |
oct | 335541345623107 |
9 | 58841676054108 |
10 | 15234443454023 |
11 | 4943989194562 |
12 | 186065435685b |
13 | 8667a936c781 |
14 | 3a94cb1cba63 |
15 | 1b6439881868 |
hex | ddb0b972647 |
15234443454023 has 16 divisors (see below), whose sum is σ = 15473379306240. Its totient is φ = 14996190182400.
The previous prime is 15234443454019. The next prime is 15234443454029. The reversal of 15234443454023 is 32045434443251.
It is a cyclic number.
It is not a de Polignac number, because 15234443454023 - 22 = 15234443454019 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15234443454029) 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, 508698536 + ... + 508728482.
It is an arithmetic number, because the mean of its divisors is an integer number (967086206640).
Almost surely, 215234443454023 is an apocalyptic number.
15234443454023 is a deficient number, since it is larger than the sum of its proper divisors (238935852217).
15234443454023 is a wasteful number, since it uses less digits than its factorization.
15234443454023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41078.
The product of its (nonzero) digits is 2764800, while the sum is 44.
Adding to 15234443454023 its reverse (32045434443251), we get a palindrome (47279877897274).
The spelling of 15234443454023 in words is "fifteen trillion, two hundred thirty-four billion, four hundred forty-three million, four hundred fifty-four thousand, twenty-three".
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