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2860052881 = 71921504157
BaseRepresentation
bin1010101001111000…
…1111000110010001
321101022200201222111
42222132033012101
521324133143011
61151444505321
7130606022410
oct25236170621
97338621874
102860052881
111238475074
126799ab241
133676c52aa
141d1bb7477
1511b14d121
hexaa78f191

2860052881 has 8 divisors (see below), whose sum is σ = 3440665280. Its totient is φ = 2322448848.

The previous prime is 2860052873. The next prime is 2860052891. The reversal of 2860052881 is 1882500682.

It is a happy number.

2860052881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2860052881 - 23 = 2860052873 is a prime.

It is a super-2 number, since 2×28600528812 = 16359804964232800322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2860052801) 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, 10751946 + ... + 10752211.

It is an arithmetic number, because the mean of its divisors is an integer number (430083160).

Almost surely, 22860052881 is an apocalyptic number.

It is an amenable number.

2860052881 is a deficient number, since it is larger than the sum of its proper divisors (580612399).

2860052881 is a wasteful number, since it uses less digits than its factorization.

2860052881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21504183.

The product of its (nonzero) digits is 61440, while the sum is 40.

The square root of 2860052881 is about 53479.4622355162. The cubic root of 2860052881 is about 1419.4649973257.

The spelling of 2860052881 in words is "two billion, eight hundred sixty million, fifty-two thousand, eight hundred eighty-one".

Divisors: 1 7 19 133 21504157 150529099 408578983 2860052881