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10868451 = 311329347
BaseRepresentation
bin101001011101…
…011011100011
3202110011201020
4221131123203
510240242301
61024540523
7161244306
oct51353343
922404636
1010868451
1161536a0
123781743
132336c49
14162cb3d
15e4a436
hexa5d6e3

10868451 has 8 divisors (see below), whose sum is σ = 15808704. Its totient is φ = 6586920.

The previous prime is 10868447. The next prime is 10868461. The reversal of 10868451 is 15486801.

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

It is not a de Polignac number, because 10868451 - 22 = 10868447 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 329347 = 10868451 / (1 + 0 + 8 + 6 + 8 + 4 + 5 + 1).

It is not an unprimeable number, because it can be changed into a prime (10868461) 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, 164641 + ... + 164706.

It is an arithmetic number, because the mean of its divisors is an integer number (1976088).

Almost surely, 210868451 is an apocalyptic number.

10868451 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10868451 is a deficient number, since it is larger than the sum of its proper divisors (4940253).

10868451 is a wasteful number, since it uses less digits than its factorization.

10868451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329361.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 10868451 is about 3296.7333832144. The cubic root of 10868451 is about 221.5078986970.

The spelling of 10868451 in words is "ten million, eight hundred sixty-eight thousand, four hundred fifty-one".

Divisors: 1 3 11 33 329347 988041 3622817 10868451