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10522425 = 352307457
BaseRepresentation
bin101000001000…
…111100111001
3201210121001110
4220020330321
510143204200
61013310533
7155303424
oct50107471
921717043
1010522425
115a37721
123635449
1322455b4
14157c9bb
15dccb50
hexa08f39

10522425 has 24 divisors (see below), whose sum is σ = 17491936. Its totient is φ = 5581440.

The previous prime is 10522411. The next prime is 10522427. The reversal of 10522425 is 52422501.

Adding to 10522425 its reverse (52422501), we get a palindrome (62944926).

It is a happy number.

It is not a de Polignac number, because 10522425 - 215 = 10489657 is a prime.

It is a super-2 number, since 2×105224252 = 221442855761250, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (10522427) 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 23 ways as a sum of consecutive naturals, for example, 22797 + ... + 23253.

Almost surely, 210522425 is an apocalyptic number.

10522425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10522425 is a deficient number, since it is larger than the sum of its proper divisors (6969511).

10522425 is a wasteful number, since it uses less digits than its factorization.

10522425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777 (or 772 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 10522425 is about 3243.8287562694. The cubic root of 10522425 is about 219.1317361736.

The spelling of 10522425 in words is "ten million, five hundred twenty-two thousand, four hundred twenty-five".

Divisors: 1 3 5 15 25 75 307 457 921 1371 1535 2285 4605 6855 7675 11425 23025 34275 140299 420897 701495 2104485 3507475 10522425