Base | Representation |
---|---|
bin | 10111001111101… |
… | …01110010001111 |
3 | 111120220200111220 |
4 | 23213311302033 |
5 | 344404241140 |
6 | 31203214423 |
7 | 4555262400 |
oct | 1347656217 |
9 | 446820456 |
10 | 194993295 |
11 | a0083392 |
12 | 55377413 |
13 | 31523463 |
14 | 1bc7b9a7 |
15 | 121babd0 |
hex | b9f5c8f |
194993295 has 48 divisors (see below), whose sum is σ = 382055040. Its totient is φ = 84442176.
The previous prime is 194993243. The next prime is 194993297. The reversal of 194993295 is 592399491.
It is a happy number.
It is a Cunningham number, because it is equal to 139642-1.
It is not a de Polignac number, because 194993295 - 27 = 194993167 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194993297) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6984 + ... + 20946.
It is an arithmetic number, because the mean of its divisors is an integer number (7959480).
Almost surely, 2194993295 is an apocalyptic number.
194993295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
194993295 is a deficient number, since it is larger than the sum of its proper divisors (187061745).
194993295 is a wasteful number, since it uses less digits than its factorization.
194993295 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14004 (or 13997 counting only the distinct ones).
The product of its digits is 787320, while the sum is 51.
The square root of 194993295 is about 13963.9999641936. Note that the first 4 decimals coincide. The cubic root of 194993295 is about 579.8823532686.
The spelling of 194993295 in words is "one hundred ninety-four million, nine hundred ninety-three thousand, two hundred ninety-five".
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