Base | Representation |
---|---|
bin | 10111000010101… |
… | …10110100111101 |
3 | 111110201100000022 |
4 | 23201112310331 |
5 | 343440344004 |
6 | 31102541525 |
7 | 4534653164 |
oct | 1341266475 |
9 | 443640008 |
10 | 193293629 |
11 | 9a122401 |
12 | 548978a5 |
13 | 31079939 |
14 | 1b9583db |
15 | 11e822be |
hex | b856d3d |
193293629 has 4 divisors (see below), whose sum is σ = 193776060. Its totient is φ = 192811200.
The previous prime is 193293623. The next prime is 193293697. The reversal of 193293629 is 926392391.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 926392391 = 3571 ⋅259421.
It can be written as a sum of positive squares in 2 ways, for example, as 188320729 + 4972900 = 13723^2 + 2230^2 .
It is a cyclic number.
It is not a de Polignac number, because 193293629 - 212 = 193289533 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 193293629.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (193293623) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240614 + ... + 241415.
It is an arithmetic number, because the mean of its divisors is an integer number (48444015).
Almost surely, 2193293629 is an apocalyptic number.
It is an amenable number.
193293629 is a deficient number, since it is larger than the sum of its proper divisors (482431).
193293629 is an equidigital number, since it uses as much as digits as its factorization.
193293629 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482430.
The product of its digits is 157464, while the sum is 44.
The square root of 193293629 is about 13903.0079119592. The cubic root of 193293629 is about 578.1925789967.
The spelling of 193293629 in words is "one hundred ninety-three million, two hundred ninety-three thousand, six hundred twenty-nine".
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