Base | Representation |
---|---|
bin | 1011110010010100110… |
… | …1001001111011000111 |
3 | 201100122201021100000221 |
4 | 2330211031021323013 |
5 | 11304143320342143 |
6 | 233004353245211 |
7 | 20425555532425 |
oct | 2744515117307 |
9 | 640581240027 |
10 | 202487668423 |
11 | 78969012317 |
12 | 332b0863807 |
13 | 1612c821721 |
14 | 9b2c642115 |
15 | 5401a662ed |
hex | 2f25349ec7 |
202487668423 has 8 divisors (see below), whose sum is σ = 214738495200. Its totient is φ = 190274595840.
The previous prime is 202487668417. The next prime is 202487668499. The reversal of 202487668423 is 324866784202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 202487668423 - 25 = 202487668391 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202487663423) 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, 9427498 + ... + 9448951.
It is an arithmetic number, because the mean of its divisors is an integer number (26842311900).
Almost surely, 2202487668423 is an apocalyptic number.
202487668423 is a deficient number, since it is larger than the sum of its proper divisors (12250826777).
202487668423 is a wasteful number, since it uses less digits than its factorization.
202487668423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18877097.
The product of its (nonzero) digits is 6193152, while the sum is 52.
The spelling of 202487668423 in words is "two hundred two billion, four hundred eighty-seven million, six hundred sixty-eight thousand, four hundred twenty-three".
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