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10576989 = 325919919
BaseRepresentation
bin101000010110…
…010001011101
3201220100220100
4220112101131
510201430424
61014411313
7155621463
oct50262135
921810810
1010576989
115a74715
123660b39
132264397
141594833
15ddddc9
hexa1645d

10576989 has 12 divisors (see below), whose sum is σ = 15537600. Its totient is φ = 6931464.

The previous prime is 10576963. The next prime is 10576991. The reversal of 10576989 is 98967501.

It is not a de Polignac number, because 10576989 - 25 = 10576957 is a prime.

It is a super-2 number, since 2×105769892 = 223745392612242, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10576919) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 9429 + ... + 10490.

It is an arithmetic number, because the mean of its divisors is an integer number (1294800).

Almost surely, 210576989 is an apocalyptic number.

It is an amenable number.

10576989 is a deficient number, since it is larger than the sum of its proper divisors (4960611).

10576989 is a wasteful number, since it uses less digits than its factorization.

10576989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19984 (or 19981 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 45.

The square root of 10576989 is about 3252.2283130186. The cubic root of 10576989 is about 219.5098523156.

The spelling of 10576989 in words is "ten million, five hundred seventy-six thousand, nine hundred eighty-nine".

Divisors: 1 3 9 59 177 531 19919 59757 179271 1175221 3525663 10576989