Base | Representation |
---|---|
bin | 10111000111101… |
… | …01100111011110 |
3 | 111111221101012020 |
4 | 23203311213132 |
5 | 344122202110 |
6 | 31124521010 |
7 | 4543332330 |
oct | 1343654736 |
9 | 444841166 |
10 | 193944030 |
11 | 9a527025 |
12 | 54b50166 |
13 | 312469a7 |
14 | 1ba87450 |
15 | 1205ed70 |
hex | b8f59de |
193944030 has 32 divisors (see below), whose sum is σ = 531961344. Its totient is φ = 44330016.
The previous prime is 193944019. The next prime is 193944067. The reversal of 193944030 is 30449391.
It is a super-2 number, since 2×1939440302 = 75228573545281800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 193943982 and 193944000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461562 + ... + 461981.
It is an arithmetic number, because the mean of its divisors is an integer number (16623792).
Almost surely, 2193944030 is an apocalyptic number.
193944030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
193944030 is an abundant number, since it is smaller than the sum of its proper divisors (338017314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193944030 is a wasteful number, since it uses less digits than its factorization.
193944030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 923560.
The product of its (nonzero) digits is 11664, while the sum is 33.
The square root of 193944030 is about 13926.3789263398. The cubic root of 193944030 is about 578.8403603546.
The spelling of 193944030 in words is "one hundred ninety-three million, nine hundred forty-four thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.114 sec. • engine limits •