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2988710645761 = 3196410020831
BaseRepresentation
bin101011011111011101000…
…010010101000000000001
3101120201101101100122211001
4223133131002111000001
5342431334411131021
610204554505252001
7425633015220631
oct53373502250001
911521341318731
102988710645761
11a52561275855
12403295194001
13188aac994239
14a49238246c1
1552b2359a091
hex2b7dd095001

2988710645761 has 4 divisors (see below), whose sum is σ = 3085120666624. Its totient is φ = 2892300624900.

The previous prime is 2988710645759. The next prime is 2988710645771. The reversal of 2988710645761 is 1675460178892.

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 2988710645761 - 21 = 2988710645759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2988710645693 and 2988710645702.

It is not an unprimeable number, because it can be changed into a prime (2988710645731) 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, 48205010385 + ... + 48205010446.

It is an arithmetic number, because the mean of its divisors is an integer number (771280166656).

Almost surely, 22988710645761 is an apocalyptic number.

It is an amenable number.

2988710645761 is a deficient number, since it is larger than the sum of its proper divisors (96410020863).

2988710645761 is an equidigital number, since it uses as much as digits as its factorization.

2988710645761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96410020862.

The product of its (nonzero) digits is 40642560, while the sum is 64.

The spelling of 2988710645761 in words is "two trillion, nine hundred eighty-eight billion, seven hundred ten million, six hundred forty-five thousand, seven hundred sixty-one".

Divisors: 1 31 96410020831 2988710645761