Base | Representation |
---|---|
bin | 110110010101001001110… |
… | …1000101110001010001001 |
3 | 222102211222010122001101111 |
4 | 1230222103220232022021 |
5 | 1434320140300223100 |
6 | 23514204024250321 |
7 | 1400324305324561 |
oct | 154522350561211 |
9 | 28384863561344 |
10 | 7467130086025 |
11 | 24198792a1985 |
12 | a0721a9109a1 |
13 | 4221bb94575c |
14 | 1bb5a7bcbda1 |
15 | ce3857ad6ba |
hex | 6ca93a2e289 |
7467130086025 has 27 divisors (see below), whose sum is σ = 9297501211551. Its totient is φ = 5949121554240.
The previous prime is 7467130086023. The next prime is 7467130086083. The reversal of 7467130086025 is 5206800317647.
The square root of 7467130086025 is 2732605.
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 7464987877369 + 2142208656 = 2732213^2 + 46284^2 .
It is not a de Polignac number, because 7467130086025 - 21 = 7467130086023 is a prime.
It is a super-3 number, since 3×74671300860253 (a number of 40 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7467130086025.
It is not an unprimeable number, because it can be changed into a prime (7467130086023) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3784656939 + ... + 3784658911.
Almost surely, 27467130086025 is an apocalyptic number.
7467130086025 is the 2732605-th square number.
7467130086025 is the 1366303-rd centered octagonal number.
It is an amenable number.
7467130086025 is a deficient number, since it is larger than the sum of its proper divisors (1830371125526).
7467130086025 is an frugal number, since it uses more digits than its factorization.
7467130086025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4510 (or 2255 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 49.
Multiplying 7467130086025 by its sum of digits (49), we get a square (365889374215225 = 191282352).
The spelling of 7467130086025 in words is "seven trillion, four hundred sixty-seven billion, one hundred thirty million, eighty-six thousand, twenty-five".
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