Base | Representation |
---|---|
bin | 10111101010100… |
… | …01001010001110 |
3 | 111211112112001020 |
4 | 23311101022032 |
5 | 401304411134 |
6 | 31410455010 |
7 | 4630222650 |
oct | 1365211216 |
9 | 454475036 |
10 | 198513294 |
11 | a2067a81 |
12 | 56594466 |
13 | 321866b5 |
14 | 1c5166d0 |
15 | 12663b49 |
hex | bd5128e |
198513294 has 64 divisors (see below), whose sum is σ = 471744000. Its totient is φ = 54488448.
The previous prime is 198513283. The next prime is 198513443. The reversal of 198513294 is 492315891.
198513294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
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 31 ways as a sum of consecutive naturals, for example, 424849 + ... + 425315.
It is an arithmetic number, because the mean of its divisors is an integer number (7371000).
Almost surely, 2198513294 is an apocalyptic number.
198513294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 198513294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235872000).
198513294 is an abundant number, since it is smaller than the sum of its proper divisors (273230706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
198513294 is a wasteful number, since it uses less digits than its factorization.
198513294 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 857.
The product of its digits is 77760, while the sum is 42.
The square root of 198513294 is about 14089.4745821127. The cubic root of 198513294 is about 583.3508906462.
The spelling of 198513294 in words is "one hundred ninety-eight million, five hundred thirteen thousand, two hundred ninety-four".
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