Base | Representation |
---|---|
bin | 10111000011011… |
… | …01001110111001 |
3 | 111110212222220021 |
4 | 23201231032321 |
5 | 344001313101 |
6 | 31104530441 |
7 | 4535514556 |
oct | 1341551671 |
9 | 443788807 |
10 | 193385401 |
11 | 9a185350 |
12 | 54920a21 |
13 | 310ac641 |
14 | 1b97da2d |
15 | 11e9e5a1 |
hex | b86d3b9 |
193385401 has 16 divisors (see below), whose sum is σ = 226805760. Its totient is φ = 163000080.
The previous prime is 193385371. The next prime is 193385411. The reversal of 193385401 is 104583391.
It is a cyclic number.
It is not a de Polignac number, because 193385401 - 227 = 59167673 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (193385411) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21 + ... + 19666.
It is an arithmetic number, because the mean of its divisors is an integer number (14175360).
Almost surely, 2193385401 is an apocalyptic number.
193385401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
193385401 is a deficient number, since it is larger than the sum of its proper divisors (33420359).
193385401 is a wasteful number, since it uses less digits than its factorization.
193385401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19764.
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 193385401 is about 13906.3079571826. The cubic root of 193385401 is about 578.2840693272.
The spelling of 193385401 in words is "one hundred ninety-three million, three hundred eighty-five thousand, four hundred one".
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