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5245141521 = 329412336311
BaseRepresentation
bin1001110001010001…
…01000001000010001
3111112112122210111210
410320220220020101
541220224012041
62224245330333
7243656652534
oct47050501021
914475583453
105245141521
112251822504
1210247069a9
1365788ca49
1437a874a1b
1520a72b016
hex138a28211

5245141521 has 32 divisors (see below), whose sum is σ = 7444120320. Its totient is φ = 3279180800.

The previous prime is 5245141471. The next prime is 5245141537. The reversal of 5245141521 is 1251415425.

It is not a de Polignac number, because 5245141521 - 230 = 4171399697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5245141541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 827956 + ... + 834266.

It is an arithmetic number, because the mean of its divisors is an integer number (232628760).

Almost surely, 25245141521 is an apocalyptic number.

It is an amenable number.

5245141521 is a deficient number, since it is larger than the sum of its proper divisors (2198978799).

5245141521 is a wasteful number, since it uses less digits than its factorization.

5245141521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6617.

The product of its digits is 8000, while the sum is 30.

The square root of 5245141521 is about 72423.3492804634. The cubic root of 5245141521 is about 1737.4770235631.

Adding to 5245141521 its reverse (1251415425), we get a palindrome (6496556946).

The spelling of 5245141521 in words is "five billion, two hundred forty-five million, one hundred forty-one thousand, five hundred twenty-one".

Divisors: 1 3 29 41 87 123 233 699 1189 3567 6311 6757 9553 18933 20271 28659 183019 258751 277037 549057 776253 831111 1470463 4411389 7503779 22511337 42643427 60288983 127930281 180866949 1748380507 5245141521