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10552087 = 7131719359
BaseRepresentation
bin101000010000…
…001100010111
3201212002202001
4220100030113
510200131322
61014100131
7155456050
oct50201427
921762661
1010552087
115a57a37
12364a647
132255c50
141589727
15dd6827
hexa10317

10552087 has 32 divisors (see below), whose sum is σ = 14515200. Its totient is φ = 7423488.

The previous prime is 10552057. The next prime is 10552097. The reversal of 10552087 is 78025501.

It is a cyclic number.

It is not a de Polignac number, because 10552087 - 223 = 2163479 is a prime.

It is a super-2 number, since 2×105520872 = 222693080111138, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10552007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29214 + ... + 29572.

It is an arithmetic number, because the mean of its divisors is an integer number (453600).

Almost surely, 210552087 is an apocalyptic number.

10552087 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

10552087 is a deficient number, since it is larger than the sum of its proper divisors (3963113).

10552087 is a wasteful number, since it uses less digits than its factorization.

10552087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 10552087 is about 3248.3976049739. The cubic root of 10552087 is about 219.3374488151.

Adding to 10552087 its reverse (78025501), we get a palindrome (88577588).

The spelling of 10552087 in words is "ten million, five hundred fifty-two thousand, eighty-seven".

Divisors: 1 7 13 17 19 91 119 133 221 247 323 359 1547 1729 2261 2513 4199 4667 6103 6821 29393 32669 42721 47747 79339 88673 115957 555373 620711 811699 1507441 10552087