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3241551081 = 31080517027
BaseRepresentation
bin1100000100110110…
…0010010011101001
322100220112212010110
43001031202103221
523114314113311
61253353404533
7143220505146
oct30115422351
98326485113
103241551081
11141385333a
12765709749
133c8759382
1422a7233cd
1513e8a98a6
hexc13624e9

3241551081 has 4 divisors (see below), whose sum is σ = 4322068112. Its totient is φ = 2161034052.

The previous prime is 3241550987. The next prime is 3241551091. The reversal of 3241551081 is 1801551423.

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 not a de Polignac number, because 3241551081 - 27 = 3241550953 is a prime.

It is a super-2 number, since 2×32415510812 = 21015306821464537122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3241551091) 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, 540258511 + ... + 540258516.

It is an arithmetic number, because the mean of its divisors is an integer number (1080517028).

Almost surely, 23241551081 is an apocalyptic number.

It is an amenable number.

3241551081 is a deficient number, since it is larger than the sum of its proper divisors (1080517031).

3241551081 is a wasteful number, since it uses less digits than its factorization.

3241551081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080517030.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 3241551081 is about 56934.6211105334. The cubic root of 3241551081 is about 1479.9633362296.

The spelling of 3241551081 in words is "three billion, two hundred forty-one million, five hundred fifty-one thousand, eighty-one".

Divisors: 1 3 1080517027 3241551081