Base | Representation |
---|---|
bin | 1101111011001011… |
… | …11000000011001100 |
3 | 201022000000111000011 |
4 | 12331211320003030 |
5 | 110302300240103 |
6 | 3233452043004 |
7 | 353154111130 |
oct | 67545700314 |
9 | 21260014004 |
10 | 7475790028 |
11 | 3196985773 |
12 | 1547763464 |
13 | 921a625c5 |
14 | 50cc0d3c0 |
15 | 2db49dd6d |
hex | 1bd9780cc |
7475790028 has 12 divisors (see below), whose sum is σ = 14951580112. Its totient is φ = 3203910000.
The previous prime is 7475790017. The next prime is 7475790031. The reversal of 7475790028 is 8200975747.
7475790028 is an admirable number.
It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133496223 + ... + 133496278.
Almost surely, 27475790028 is an apocalyptic number.
It is an amenable number.
7475790028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7475790028 is a wasteful number, since it uses less digits than its factorization.
7475790028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 266992512 (or 266992510 counting only the distinct ones).
The product of its (nonzero) digits is 987840, while the sum is 49.
The square root of 7475790028 is about 86462.6510581303. The cubic root of 7475790028 is about 1955.3253538918.
The spelling of 7475790028 in words is "seven billion, four hundred seventy-five million, seven hundred ninety thousand, twenty-eight".
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