Base | Representation |
---|---|
bin | 1011010000110001001… |
… | …1111010111100011001 |
3 | 200111101221220021122210 |
4 | 2310030103322330121 |
5 | 11132221344431311 |
6 | 224514501305333 |
7 | 16656421343244 |
oct | 2641423727431 |
9 | 614357807583 |
10 | 193480077081 |
11 | 75066506655 |
12 | 315b8105249 |
13 | 15325614015 |
14 | 951621225b |
15 | 5075d8a3a6 |
hex | 2d0c4faf19 |
193480077081 has 8 divisors (see below), whose sum is σ = 257975575264. Its totient is φ = 128985648480.
The previous prime is 193480077073. The next prime is 193480077083. The reversal of 193480077081 is 180770084391.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 193480077081 - 23 = 193480077073 is a prime.
It is a super-2 number, since 2×1934800770812 (a number of 23 digits) contains 22 as substring.
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 193480077081.
It is not an unprimeable number, because it can be changed into a prime (193480077083) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 375525 + ... + 726621.
It is an arithmetic number, because the mean of its divisors is an integer number (32246946908).
Almost surely, 2193480077081 is an apocalyptic number.
It is an amenable number.
193480077081 is a deficient number, since it is larger than the sum of its proper divisors (64495498183).
193480077081 is a wasteful number, since it uses less digits than its factorization.
193480077081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 534791.
The product of its (nonzero) digits is 338688, while the sum is 48.
The spelling of 193480077081 in words is "one hundred ninety-three billion, four hundred eighty million, seventy-seven thousand, eighty-one".
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