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10552213 = 76312389
BaseRepresentation
bin101000010000…
…001110010101
3201212002220201
4220100032111
510200132323
61014100501
7155456320
oct50201625
921762821
1010552213
115a58041
12364a731
132256019
1415897b7
15dd68ad
hexa10395

10552213 has 8 divisors (see below), whose sum is σ = 12083840. Its totient is φ = 9026640.

The previous prime is 10552133. The next prime is 10552219. The reversal of 10552213 is 31225501.

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

It is not a de Polignac number, because 10552213 - 29 = 10551701 is a prime.

It is a super-2 number, since 2×105522132 = 222698398394738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10552219) 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, 3223 + ... + 5611.

It is an arithmetic number, because the mean of its divisors is an integer number (1510480).

Almost surely, 210552213 is an apocalyptic number.

It is an amenable number.

10552213 is a deficient number, since it is larger than the sum of its proper divisors (1531627).

10552213 is an equidigital number, since it uses as much as digits as its factorization.

10552213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 10552213 is about 3248.4169990936. The cubic root of 10552213 is about 219.3383218307.

Adding to 10552213 its reverse (31225501), we get a palindrome (41777714).

The spelling of 10552213 in words is "ten million, five hundred fifty-two thousand, two hundred thirteen".

Divisors: 1 7 631 2389 4417 16723 1507459 10552213