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10801285 = 511196387
BaseRepresentation
bin101001001101…
…000010000101
3202022202120121
4221031002011
510231120120
61023301541
7160544425
oct51150205
922282517
1010801285
116108190
12374a8b1
1323124c1
141612485
15e355aa
hexa4d085

10801285 has 8 divisors (see below), whose sum is σ = 14139936. Its totient is φ = 7855440.

The previous prime is 10801279. The next prime is 10801289. The reversal of 10801285 is 58210801.

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

It is not a de Polignac number, because 10801285 - 23 = 10801277 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 (10801289) 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, 98139 + ... + 98248.

It is an arithmetic number, because the mean of its divisors is an integer number (1767492).

Almost surely, 210801285 is an apocalyptic number.

It is an amenable number.

10801285 is a deficient number, since it is larger than the sum of its proper divisors (3338651).

10801285 is a wasteful number, since it uses less digits than its factorization.

10801285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196403.

The product of its (nonzero) digits is 640, while the sum is 25.

The square root of 10801285 is about 3286.5308457399. The cubic root of 10801285 is about 221.0506562013.

The spelling of 10801285 in words is "ten million, eight hundred one thousand, two hundred eighty-five".

Divisors: 1 5 11 55 196387 981935 2160257 10801285