Base | Representation |
---|---|
bin | 11010001110000111… |
… | …001000000010010110 |
3 | 2200200002210020022221 |
4 | 122032013020002112 |
5 | 430124413130444 |
6 | 20533410412554 |
7 | 2014453234462 |
oct | 321607100226 |
9 | 80602706287 |
10 | 28154036374 |
11 | 10a38246262 |
12 | 555889115a |
13 | 2868b00c29 |
14 | 15112094a2 |
15 | aeba41a84 |
hex | 68e1c8096 |
28154036374 has 64 divisors (see below), whose sum is σ = 46546254720. Its totient is φ = 12730798080.
The previous prime is 28154036369. The next prime is 28154036387. The reversal of 28154036374 is 47363045182.
It is a self number, because there is not a number n which added to its sum of digits gives 28154036374.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21841122 + ... + 21842410.
It is an arithmetic number, because the mean of its divisors is an integer number (727285230).
Almost surely, 228154036374 is an apocalyptic number.
28154036374 is a deficient number, since it is larger than the sum of its proper divisors (18392218346).
28154036374 is a wasteful number, since it uses less digits than its factorization.
28154036374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1705.
The product of its (nonzero) digits is 483840, while the sum is 43.
The spelling of 28154036374 in words is "twenty-eight billion, one hundred fifty-four million, thirty-six thousand, three hundred seventy-four".
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