Base | Representation |
---|---|
bin | 10010110001011011… |
… | …10111010111110001 |
3 | 222000101012101001221 |
4 | 21120231313113301 |
5 | 131120024243011 |
6 | 4344022025041 |
7 | 504515405002 |
oct | 113055672761 |
9 | 28011171057 |
10 | 10078352881 |
11 | 4301a70763 |
12 | 1b53278181 |
13 | c47cc1c1c |
14 | 6b871b1a9 |
15 | 3debd8971 |
hex | 258b775f1 |
10078352881 has 3 divisors (see below), whose sum is σ = 10078453273. Its totient is φ = 10078252490.
The previous prime is 10078352849. The next prime is 10078352897. The reversal of 10078352881 is 18825387001.
The square root of 10078352881 is 100391.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 10078352881 - 25 = 10078352849 is a prime.
It is a super-2 number, since 2×100783528812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (10078350881) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 50196 + ... + 150586.
Almost surely, 210078352881 is an apocalyptic number.
10078352881 is the 100391-st square number.
10078352881 is the 50196-th centered octagonal number.
It is an amenable number.
10078352881 is a deficient number, since it is larger than the sum of its proper divisors (100392).
10078352881 is an frugal number, since it uses more digits than its factorization.
10078352881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200782 (or 100391 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 43.
It can be divided in two parts, 100783 and 52881, that added together give a square (153664 = 3922).
The spelling of 10078352881 in words is "ten billion, seventy-eight million, three hundred fifty-two thousand, eight hundred eighty-one".
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