Base | Representation |
---|---|
bin | 10111000111101… |
… | …11001011010100 |
3 | 111111221200221220 |
4 | 23203313023110 |
5 | 344122403140 |
6 | 31125010340 |
7 | 4543360056 |
oct | 1343671324 |
9 | 444850856 |
10 | 193950420 |
11 | 9a530904 |
12 | 54b539b0 |
13 | 31249881 |
14 | 1ba898d6 |
15 | 12061bd0 |
hex | b8f72d4 |
193950420 has 24 divisors (see below), whose sum is σ = 543061344. Its totient is φ = 51720096.
The previous prime is 193950413. The next prime is 193950439. The reversal of 193950420 is 24059391.
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, 1616194 + ... + 1616313.
It is an arithmetic number, because the mean of its divisors is an integer number (22627556).
Almost surely, 2193950420 is an apocalyptic number.
193950420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
193950420 is an abundant number, since it is smaller than the sum of its proper divisors (349110924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
193950420 is a wasteful number, since it uses less digits than its factorization.
193950420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3232519 (or 3232517 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 33.
The square root of 193950420 is about 13926.6083451787. The cubic root of 193950420 is about 578.8467174280.
The spelling of 193950420 in words is "one hundred ninety-three million, nine hundred fifty thousand, four hundred twenty".
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