Base | Representation |
---|---|
bin | 1011110101001001000… |
… | …0010010100001011001 |
3 | 201102121101102202202002 |
4 | 2331102100102201121 |
5 | 11312220311333133 |
6 | 233211352450345 |
7 | 20453363642405 |
oct | 2752220224131 |
9 | 642541382662 |
10 | 203243464793 |
11 | 79216701316 |
12 | 334819a99b5 |
13 | 16220298605 |
14 | 9ba0b82105 |
15 | 54480aace8 |
hex | 2f52412859 |
203243464793 has 8 divisors (see below), whose sum is σ = 215269597800. Its totient is φ = 191225180160.
The previous prime is 203243464741. The next prime is 203243464807. The reversal of 203243464793 is 397464342302.
It can be written as a sum of positive squares in 4 ways, for example, as 9279854224 + 193963610569 = 96332^2 + 440413^2 .
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 203243464793 - 210 = 203243463769 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (203243464093) 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, 1908728 + ... + 2012393.
It is an arithmetic number, because the mean of its divisors is an integer number (26908699725).
Almost surely, 2203243464793 is an apocalyptic number.
It is an amenable number.
203243464793 is a deficient number, since it is larger than the sum of its proper divisors (12026133007).
203243464793 is a wasteful number, since it uses less digits than its factorization.
203243464793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3924187.
The product of its (nonzero) digits is 2612736, while the sum is 47.
The spelling of 203243464793 in words is "two hundred three billion, two hundred forty-three million, four hundred sixty-four thousand, seven hundred ninety-three".
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