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7467130086025 = 52277219732
BaseRepresentation
bin110110010101001001110…
…1000101110001010001001
3222102211222010122001101111
41230222103220232022021
51434320140300223100
623514204024250321
71400324305324561
oct154522350561211
928384863561344
107467130086025
1124198792a1985
12a0721a9109a1
134221bb94575c
141bb5a7bcbda1
15ce3857ad6ba
hex6ca93a2e289

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".

Divisors: 1 5 25 277 1385 1973 6925 9865 49325 76729 383645 546521 1918225 2732605 3892729 13663025 19463645 97318225 151386317 756931585 1078285933 3784657925 5391429665 26957148325 298685203441 1493426017205 7467130086025