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10269513 = 321767121
BaseRepresentation
bin100111001011…
…001101001001
3201022202010100
4213023031021
510112111023
61004040013
7153201162
oct47131511
921282110
1010269513
115884701
123533009
132187447
141514769
15d7cc43
hex9cb349

10269513 has 12 divisors (see below), whose sum is σ = 15706548. Its totient is φ = 6443520.

The previous prime is 10269503. The next prime is 10269517. The reversal of 10269513 is 31596201.

10269513 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6594624 + 3674889 = 2568^2 + 1917^2 .

It is not a de Polignac number, because 10269513 - 28 = 10269257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10269517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33408 + ... + 33713.

It is an arithmetic number, because the mean of its divisors is an integer number (1308879).

Almost surely, 210269513 is an apocalyptic number.

It is an amenable number.

10269513 is a deficient number, since it is larger than the sum of its proper divisors (5437035).

10269513 is a wasteful number, since it uses less digits than its factorization.

10269513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67144 (or 67141 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 10269513 is about 3204.6080883628. The cubic root of 10269513 is about 217.3618305960.

The spelling of 10269513 in words is "ten million, two hundred sixty-nine thousand, five hundred thirteen".

Divisors: 1 3 9 17 51 153 67121 201363 604089 1141057 3423171 10269513