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10132291 = 137431049
BaseRepresentation
bin100110101001…
…101101000011
3201001202220001
4212221231003
510043213131
61001100431
7152060131
oct46515503
921052801
1010132291
1157a05a4
123487717
132139b50
1414ba751
15d52261
hex9a9b43

10132291 has 8 divisors (see below), whose sum is σ = 10936800. Its totient is φ = 9331392.

The previous prime is 10132279. The next prime is 10132321. The reversal of 10132291 is 19223101.

10132291 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10132291 - 27 = 10132163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10132211) 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, 9135 + ... + 10183.

It is an arithmetic number, because the mean of its divisors is an integer number (1367100).

Almost surely, 210132291 is an apocalyptic number.

10132291 is a deficient number, since it is larger than the sum of its proper divisors (804509).

10132291 is a wasteful number, since it uses less digits than its factorization.

10132291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 10132291 is about 3183.1259792851. The cubic root of 10132291 is about 216.3893511934.

Adding to 10132291 its reverse (19223101), we get a palindrome (29355392).

The spelling of 10132291 in words is "ten million, one hundred thirty-two thousand, two hundred ninety-one".

Divisors: 1 13 743 1049 9659 13637 779407 10132291