Base | Representation |
---|---|
bin | 100000010101101001… |
… | …101110111110110011 |
3 | 10022121220110011201001 |
4 | 200111221232332303 |
5 | 1032103042001433 |
6 | 23541310222431 |
7 | 2336316426601 |
oct | 402551567663 |
9 | 108556404631 |
10 | 34723000243 |
11 | 137a9257018 |
12 | 68907b4a17 |
13 | 3374a19ab9 |
14 | 1975802871 |
15 | d835b657d |
hex | 815a6efb3 |
34723000243 has 4 divisors (see below), whose sum is σ = 34746932088. Its totient is φ = 34699068400.
The previous prime is 34723000241. The next prime is 34723000261. The reversal of 34723000243 is 34200032743.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34200032743 = 1069 ⋅31992547.
It is a cyclic number.
It is not a de Polignac number, because 34723000243 - 21 = 34723000241 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (34723000241) 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, 11963746 + ... + 11966647.
It is an arithmetic number, because the mean of its divisors is an integer number (8686733022).
Almost surely, 234723000243 is an apocalyptic number.
34723000243 is the 99604-th centered heptagonal number.
34723000243 is a deficient number, since it is larger than the sum of its proper divisors (23931845).
34723000243 is a wasteful number, since it uses less digits than its factorization.
34723000243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23931844.
The product of its (nonzero) digits is 12096, while the sum is 28.
Adding to 34723000243 its reverse (34200032743), we get a palindrome (68923032986).
The spelling of 34723000243 in words is "thirty-four billion, seven hundred twenty-three million, two hundred forty-three", and thus it is an aban number.
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