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10055881 = 115711601
BaseRepresentation
bin100110010111…
…000011001001
3200220220002001
4212113003021
510033242011
6555311001
7151321303
oct46270311
920826061
1010055881
115749150
12344b461
132111134
14149a973
15d397c1
hex9970c9

10055881 has 8 divisors (see below), whose sum is σ = 10996128. Its totient is φ = 9120000.

The previous prime is 10055869. The next prime is 10055887. The reversal of 10055881 is 18855001.

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

It is a cyclic number.

It is not a de Polignac number, because 10055881 - 215 = 10023113 is a prime.

It is a super-2 number, since 2×100558812 = 202241485372322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10055887) 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 7 ways as a sum of consecutive naturals, for example, 5481 + ... + 7081.

It is an arithmetic number, because the mean of its divisors is an integer number (1374516).

Almost surely, 210055881 is an apocalyptic number.

10055881 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10055881 is a deficient number, since it is larger than the sum of its proper divisors (940247).

10055881 is a wasteful number, since it uses less digits than its factorization.

10055881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183.

The product of its (nonzero) digits is 1600, while the sum is 28.

The square root of 10055881 is about 3171.1009129323. The cubic root of 10055881 is about 215.8440303512.

It can be divided in two parts, 1005 and 5881, that added together give a palindrome (6886).

The spelling of 10055881 in words is "ten million, fifty-five thousand, eight hundred eighty-one".

Divisors: 1 11 571 1601 6281 17611 914171 10055881