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10212514 = 2131013889
BaseRepresentation
bin100110111101…
…010010100010
3201012211221021
4212331102202
510103300024
61002520054
7152543044
oct46752242
921184837
1010212514
1158458a4
12350602a
132167510
1414dba94
15d6ade4
hex9bd4a2

10212514 has 16 divisors (see below), whose sum is σ = 16664760. Its totient is φ = 4665600.

The previous prime is 10212511. The next prime is 10212539. The reversal of 10212514 is 41521201.

10212514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9891025 + 321489 = 3145^2 + 567^2 .

It is not an unprimeable number, because it can be changed into a prime (10212511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 682 + ... + 4570.

Almost surely, 210212514 is an apocalyptic number.

10212514 is a deficient number, since it is larger than the sum of its proper divisors (6452246).

10212514 is a wasteful number, since it uses less digits than its factorization.

10212514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 10212514 is about 3195.7024266975. The cubic root of 10212514 is about 216.9589423054.

Adding to 10212514 its reverse (41521201), we get a palindrome (51733715).

The spelling of 10212514 in words is "ten million, two hundred twelve thousand, five hundred fourteen".

Divisors: 1 2 13 26 101 202 1313 2626 3889 7778 50557 101114 392789 785578 5106257 10212514