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8483881 = 71211983
BaseRepresentation
bin100000010111…
…010000101001
3120222000200211
4200113100221
54132441011
6501501121
7132053230
oct40272051
916860624
108483881
11487507a
122a117a1
1319b0763
1411abb17
15b28b21
hex817429

8483881 has 4 divisors (see below), whose sum is σ = 9695872. Its totient is φ = 7271892.

The previous prime is 8483879. The next prime is 8483897. The reversal of 8483881 is 1883848.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8483881 - 21 = 8483879 is a prime.

It is a super-2 number, since 2×84838812 = 143952473644322, which contains 22 as substring.

It is a Duffinian number.

8483881 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8483831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605985 + ... + 605998.

It is an arithmetic number, because the mean of its divisors is an integer number (2423968).

Almost surely, 28483881 is an apocalyptic number.

It is an amenable number.

8483881 is a deficient number, since it is larger than the sum of its proper divisors (1211991).

8483881 is a wasteful number, since it uses less digits than its factorization.

8483881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211990.

The product of its digits is 49152, while the sum is 40.

The square root of 8483881 is about 2912.7102499219. The cubic root of 8483881 is about 203.9536691530.

The spelling of 8483881 in words is "eight million, four hundred eighty-three thousand, eight hundred eighty-one".

Divisors: 1 7 1211983 8483881