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10392861 = 312972671
BaseRepresentation
bin100111101001…
…010100011101
3201120000022210
4213221110131
510130032421
61010431033
7154223613
oct47512435
921500283
1010392861
115959346
123592479
1321cb62b
1415476b3
15da4576
hex9e951d

10392861 has 8 divisors (see below), whose sum is σ = 13873024. Its totient is φ = 6920640.

The previous prime is 10392859. The next prime is 10392869. The reversal of 10392861 is 16829301.

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

It is not a de Polignac number, because 10392861 - 21 = 10392859 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10392869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2556 + ... + 5226.

It is an arithmetic number, because the mean of its divisors is an integer number (1734128).

Almost surely, 210392861 is an apocalyptic number.

It is an amenable number.

10392861 is a deficient number, since it is larger than the sum of its proper divisors (3480163).

10392861 is a wasteful number, since it uses less digits than its factorization.

10392861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3971.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 10392861 is about 3223.7960543434. The cubic root of 10392861 is about 218.2286199631.

The spelling of 10392861 in words is "ten million, three hundred ninety-two thousand, eight hundred sixty-one".

Divisors: 1 3 1297 2671 3891 8013 3464287 10392861