Base | Representation |
---|---|
bin | 11010001000001101… |
… | …111010101111011110 |
3 | 2200102012201110201002 |
4 | 122020031322233132 |
5 | 424424104404010 |
6 | 20515515150302 |
7 | 2012142604550 |
oct | 321015725736 |
9 | 80365643632 |
10 | 28055153630 |
11 | 10997448189 |
12 | 552b745392 |
13 | 285148bb2a |
14 | 15020294d0 |
15 | ae300d1a5 |
hex | 68837abde |
28055153630 has 16 divisors (see below), whose sum is σ = 57713459040. Its totient is φ = 9618909792.
The previous prime is 28055153603. The next prime is 28055153657. The reversal of 28055153630 is 3635155082.
It is an interprime number because it is at equal distance from previous prime (28055153603) and next prime (28055153657).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200393885 + ... + 200394024.
It is an arithmetic number, because the mean of its divisors is an integer number (3607091190).
Almost surely, 228055153630 is an apocalyptic number.
28055153630 is an abundant number, since it is smaller than the sum of its proper divisors (29658305410).
28055153630 is a wasteful number, since it uses less digits than its factorization.
28055153630 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400787923.
The product of its (nonzero) digits is 108000, while the sum is 38.
The spelling of 28055153630 in words is "twenty-eight billion, fifty-five million, one hundred fifty-three thousand, six hundred thirty".
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