Base | Representation |
---|---|
bin | 11100100001001001… |
… | …00010101110100111 |
3 | 1110112000012221000112 |
4 | 32100210202232213 |
5 | 222323430303143 |
6 | 11011123003235 |
7 | 1051256153633 |
oct | 162044425647 |
9 | 43460187015 |
10 | 15310400423 |
11 | 654735a49a |
12 | 2b7350951b |
13 | 159cc48a46 |
14 | a53543dc3 |
15 | 5e91c9e18 |
hex | 390922ba7 |
15310400423 has 8 divisors (see below), whose sum is σ = 15657718080. Its totient is φ = 14966920800.
The previous prime is 15310400383. The next prime is 15310400437. The reversal of 15310400423 is 32400401351.
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 15310400423 - 28 = 15310400167 is a prime.
It is a super-2 number, since 2×153104004232 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15310400023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951440 + ... + 967397.
It is an arithmetic number, because the mean of its divisors is an integer number (1957214760).
Almost surely, 215310400423 is an apocalyptic number.
15310400423 is a deficient number, since it is larger than the sum of its proper divisors (347317657).
15310400423 is a wasteful number, since it uses less digits than its factorization.
15310400423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1919017.
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 15310400423 its reverse (32400401351), we get a palindrome (47710801774).
The spelling of 15310400423 in words is "fifteen billion, three hundred ten million, four hundred thousand, four hundred twenty-three".
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