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3253250305 = 517291319777
BaseRepresentation
bin1100000111101000…
…1010100100000001
322101201120020110001
43001322022210001
523130313002210
61254452240001
7143422112524
oct30172124401
98351506401
103253250305
11141a414118
12769610001
133cacc44a6
1422c0cabbb
1514091b03a
hexc1e8a901

3253250305 has 16 divisors (see below), whose sum is σ = 4276080720. Its totient is φ = 2365038592.

The previous prime is 3253250291. The next prime is 3253250359. The reversal of 3253250305 is 5030523523.

It can be written as a sum of positive squares in 8 ways, for example, as 121616784 + 3131633521 = 11028^2 + 55961^2 .

It is a cyclic number.

It is not a de Polignac number, because 3253250305 - 225 = 3219695873 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 657424 + ... + 662353.

It is an arithmetic number, because the mean of its divisors is an integer number (267255045).

Almost surely, 23253250305 is an apocalyptic number.

It is an amenable number.

3253250305 is a deficient number, since it is larger than the sum of its proper divisors (1022830415).

3253250305 is a wasteful number, since it uses less digits than its factorization.

3253250305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319828.

The product of its (nonzero) digits is 13500, while the sum is 28.

The square root of 3253250305 is about 57037.2711917392. The cubic root of 3253250305 is about 1481.7416653623.

Adding to 3253250305 its reverse (5030523523), we get a palindrome (8283773828).

The spelling of 3253250305 in words is "three billion, two hundred fifty-three million, two hundred fifty thousand, three hundred five".

Divisors: 1 5 17 29 85 145 493 2465 1319777 6598885 22436209 38273533 112181045 191367665 650650061 3253250305