Base | Representation |
---|---|
bin | 11100101111001101… |
… | …00010100010100111 |
3 | 1110211020012010020202 |
4 | 32113212202202213 |
5 | 223044130130310 |
6 | 11030535221115 |
7 | 1054220635250 |
oct | 162746424247 |
9 | 43736163222 |
10 | 15428364455 |
11 | 65a7a00629 |
12 | 2ba6b1779b |
13 | 15bb50c04a |
14 | a6508db27 |
15 | 60472c3a5 |
hex | 3979a28a7 |
15428364455 has 16 divisors (see below), whose sum is σ = 21161066304. Its totient is φ = 10578366720.
The previous prime is 15428364437. The next prime is 15428364473. The reversal of 15428364455 is 55446382451.
It is an interprime number because it is at equal distance from previous prime (15428364437) and next prime (15428364473).
It is a de Polignac number, because none of the positive numbers 2k-15428364455 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 484835 + ... + 515675.
It is an arithmetic number, because the mean of its divisors is an integer number (1322566644).
Almost surely, 215428364455 is an apocalyptic number.
15428364455 is a deficient number, since it is larger than the sum of its proper divisors (5732701849).
15428364455 is a wasteful number, since it uses less digits than its factorization.
15428364455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45146.
The product of its digits is 2304000, while the sum is 47.
The spelling of 15428364455 in words is "fifteen billion, four hundred twenty-eight million, three hundred sixty-four thousand, four hundred fifty-five".
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