Base | Representation |
---|---|
bin | 10110101010010… |
… | …01101000111000 |
3 | 111020200202210002 |
4 | 23111021220320 |
5 | 342131001010 |
6 | 30510212132 |
7 | 4465525364 |
oct | 1325115070 |
9 | 436622702 |
10 | 190093880 |
11 | 98337389 |
12 | 537b4048 |
13 | 304c93b2 |
14 | 1b3642a4 |
15 | 11a4e1a5 |
hex | b549a38 |
190093880 has 16 divisors (see below), whose sum is σ = 427711320. Its totient is φ = 76037536.
The previous prime is 190093867. The next prime is 190093903. The reversal of 190093880 is 88390091.
It is a super-2 number, since 2×1900938802 = 72271366426908800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2376134 + ... + 2376213.
Almost surely, 2190093880 is an apocalyptic number.
190093880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
190093880 is an abundant number, since it is smaller than the sum of its proper divisors (237617440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190093880 is a wasteful number, since it uses less digits than its factorization.
190093880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4752358 (or 4752354 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 38.
The square root of 190093880 is about 13787.4537170574. The cubic root of 190093880 is about 574.9843776474.
The spelling of 190093880 in words is "one hundred ninety million, ninety-three thousand, eight hundred eighty".
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