Base | Representation |
---|---|
bin | 10000110111011… |
… | …11101101010001 |
3 | 100212020111012100 |
4 | 20123233231101 |
5 | 242210203100 |
6 | 22012351013 |
7 | 3335440164 |
oct | 1033575521 |
9 | 325214170 |
10 | 141491025 |
11 | 72960335 |
12 | 3b475469 |
13 | 2340cc00 |
14 | 14b11adb |
15 | c64d400 |
hex | 86efb51 |
141491025 has 81 divisors (see below), whose sum is σ = 278992467. Its totient is φ = 68515200.
The previous prime is 141491003. The next prime is 141491033. The reversal of 141491025 is 520194141.
The square root of 141491025 is 11895.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 124746561 + 16744464 = 11169^2 + 4092^2 .
It is not a de Polignac number, because 141491025 - 27 = 141490897 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 141491025.
It is an unprimeable number.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2319495 + ... + 2319555.
Almost surely, 2141491025 is an apocalyptic number.
141491025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
141491025 is the 11895-th square number.
141491025 is the 5948-th centered octagonal number.
It is an amenable number.
141491025 is a deficient number, since it is larger than the sum of its proper divisors (137501442).
141491025 is a wasteful number, since it uses less digits than its factorization.
141491025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164 (or 82 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The cubic root of 141491025 is about 521.0862708857.
The spelling of 141491025 in words is "one hundred forty-one million, four hundred ninety-one thousand, twenty-five".
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