Base | Representation |
---|---|
bin | 10110101001100… |
… | …11111100111110 |
3 | 111020112020221020 |
4 | 23110303330332 |
5 | 342120130204 |
6 | 30504245010 |
7 | 4465005411 |
oct | 1324637476 |
9 | 436466836 |
10 | 190005054 |
11 | 98286678 |
12 | 53770766 |
13 | 30497b35 |
14 | 1b33db78 |
15 | 11a32bd9 |
hex | b533f3e |
190005054 has 16 divisors (see below), whose sum is σ = 400010880. Its totient is φ = 60001560.
The previous prime is 190005043. The next prime is 190005061. The reversal of 190005054 is 450500091.
190005054 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1900050542 = 72203841091085832, which contains 22 as substring.
It is a Curzon number.
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, 833242 + ... + 833469.
It is an arithmetic number, because the mean of its divisors is an integer number (25000680).
Almost surely, 2190005054 is an apocalyptic number.
190005054 is an abundant number, since it is smaller than the sum of its proper divisors (210005826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190005054 is a wasteful number, since it uses less digits than its factorization.
190005054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1666735.
The product of its (nonzero) digits is 900, while the sum is 24.
The square root of 190005054 is about 13784.2320787195. The cubic root of 190005054 is about 574.8948052047.
The spelling of 190005054 in words is "one hundred ninety million, five thousand, fifty-four".
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