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5148868 = 221287217
BaseRepresentation
bin10011101001000011000100
3100200120220211
4103221003010
52304230433
6302205204
761523164
oct23510304
910616824
105148868
1129a746a
121883804
1310b378a
149805a4
156ba8cd
hex4e90c4

5148868 has 6 divisors (see below), whose sum is σ = 9010526. Its totient is φ = 2574432.

The previous prime is 5148859. The next prime is 5148893. The reversal of 5148868 is 8688415.

It can be written as a sum of positive squares in only one way, i.e., 3069504 + 2079364 = 1752^2 + 1442^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5148868.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643605 + ... + 643612.

Almost surely, 25148868 is an apocalyptic number.

It is an amenable number.

5148868 is a deficient number, since it is larger than the sum of its proper divisors (3861658).

5148868 is a wasteful number, since it uses less digits than its factorization.

5148868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287221 (or 1287219 counting only the distinct ones).

The product of its digits is 61440, while the sum is 40.

The square root of 5148868 is about 2269.1117204757. Note that the first 3 decimals coincide. The cubic root of 5148868 is about 172.6780965354.

The spelling of 5148868 in words is "five million, one hundred forty-eight thousand, eight hundred sixty-eight".

Divisors: 1 2 4 1287217 2574434 5148868