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5102530225 = 521315700093
BaseRepresentation
bin1001100000010001…
…00110111010110001
3111011121022101120221
410300020212322301
540422221431400
62202152533041
7240305535262
oct46010467261
914147271527
105102530225
112189277531
12ba49b1181
13634179c70
14365950969
151ece5ac1a
hex130226eb1

5102530225 has 12 divisors (see below), whose sum is σ = 6813840796. Its totient is φ = 3768022080.

The previous prime is 5102530211. The next prime is 5102530249. The reversal of 5102530225 is 5220352015.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 88190881 + 5014339344 = 9391^2 + 70812^2 .

It is not a de Polignac number, because 5102530225 - 229 = 4565659313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 5102530225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7849722 + ... + 7850371.

Almost surely, 25102530225 is an apocalyptic number.

It is an amenable number.

5102530225 is a deficient number, since it is larger than the sum of its proper divisors (1711310571).

5102530225 is a wasteful number, since it uses less digits than its factorization.

5102530225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15700116 (or 15700111 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5102530225 is about 71431.9972071340. The cubic root of 5102530225 is about 1721.5852323480.

The spelling of 5102530225 in words is "five billion, one hundred two million, five hundred thirty thousand, two hundred twenty-five".

Divisors: 1 5 13 25 65 325 15700093 78500465 204101209 392502325 1020506045 5102530225