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10897345 = 56135729
BaseRepresentation
bin101001100100…
…011111000001
3202111122100101
4221210133001
510242203340
61025322401
7161424454
oct51443701
922448311
1010897345
116173378
123796401
132347144
14163949b
15e53c9a
hexa647c1

10897345 has 8 divisors (see below), whose sum is σ = 13291560. Its totient is φ = 8574720.

The previous prime is 10897333. The next prime is 10897409. The reversal of 10897345 is 54379801.

It can be written as a sum of positive squares in 4 ways, for example, as 1106704 + 9790641 = 1052^2 + 3129^2 .

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

It is not a de Polignac number, because 10897345 - 215 = 10864577 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 17560 + ... + 18169.

It is an arithmetic number, because the mean of its divisors is an integer number (1661445).

Almost surely, 210897345 is an apocalyptic number.

It is an amenable number.

10897345 is a deficient number, since it is larger than the sum of its proper divisors (2394215).

10897345 is an equidigital number, since it uses as much as digits as its factorization.

10897345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35795.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 10897345 is about 3301.1126911997. The cubic root of 10897345 is about 221.7040194339.

The spelling of 10897345 in words is "ten million, eight hundred ninety-seven thousand, three hundred forty-five".

Divisors: 1 5 61 305 35729 178645 2179469 10897345