Base | Representation |
---|---|
bin | 111000101011111… |
… | …0101010111101101 |
3 | 11220120002100002012 |
4 | 1301113311113231 |
5 | 12343412321300 |
6 | 512424011005 |
7 | 65064233165 |
oct | 16127652755 |
9 | 4816070065 |
10 | 1902073325 |
11 | 896741929 |
12 | 451000a65 |
13 | 2440ab499 |
14 | 1408875a5 |
15 | b1ebc435 |
hex | 715f55ed |
1902073325 has 12 divisors (see below), whose sum is σ = 2364465108. Its totient is φ = 1517856000.
The previous prime is 1902073301. The next prime is 1902073333. The reversal of 1902073325 is 5233702091.
It can be written as a sum of positive squares in 6 ways, for example, as 57714409 + 1844358916 = 7597^2 + 42946^2 .
It is not a de Polignac number, because 1902073325 - 228 = 1633637869 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1902073291 and 1902073300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84842 + ... + 104891.
It is an arithmetic number, because the mean of its divisors is an integer number (197038759).
Almost surely, 21902073325 is an apocalyptic number.
It is an amenable number.
1902073325 is a deficient number, since it is larger than the sum of its proper divisors (462391783).
1902073325 is a wasteful number, since it uses less digits than its factorization.
1902073325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190144 (or 190139 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 1902073325 is about 43612.7656197128. The cubic root of 1902073325 is about 1239.0126820410.
The spelling of 1902073325 in words is "one billion, nine hundred two million, seventy-three thousand, three hundred twenty-five".
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