Base | Representation |
---|---|
bin | 11100000001001100111… |
… | …101011111000110100001 |
3 | 20211001212222112101020201 |
4 | 130001030331133012201 |
5 | 223021243223111301 |
6 | 4032311111105201 |
7 | 256052053340224 |
oct | 34011475370641 |
9 | 6731788471221 |
10 | 1925436535201 |
11 | 682633801103 |
12 | 2711b4972201 |
13 | 10c74c8521ba |
14 | 69297b6b5bb |
15 | 35141e44201 |
hex | 1c04cf5f1a1 |
1925436535201 has 3 divisors (see below), whose sum is σ = 1925437922803. Its totient is φ = 1925435147600.
The previous prime is 1925436535109. The next prime is 1925436535279. The reversal of 1925436535201 is 1025356345291.
It is a happy number.
The square root of 1925436535201 is 1387601.
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 can be written as a sum of positive squares in only one way, i.e., 702996725601 + 1222439809600 = 838449^2 + 1105640^2 .
It is a de Polignac number, because none of the positive numbers 2k-1925436535201 is a prime.
It is a super-2 number, since 2×19254365352012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1925436535301) 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, 693801 + ... + 2081401.
Almost surely, 21925436535201 is an apocalyptic number.
1925436535201 is the 1387601-st square number.
1925436535201 is the 693801-st centered octagonal number.
It is an amenable number.
1925436535201 is a deficient number, since it is larger than the sum of its proper divisors (1387602).
1925436535201 is an frugal number, since it uses more digits than its factorization.
1925436535201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2775202 (or 1387601 counting only the distinct ones).
The product of its (nonzero) digits is 972000, while the sum is 46.
The spelling of 1925436535201 in words is "one trillion, nine hundred twenty-five billion, four hundred thirty-six million, five hundred thirty-five thousand, two hundred one".
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