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2874989371 = 27791111393
BaseRepresentation
bin1010101101011100…
…1101101100111011
321102100210120222211
42223113031230323
521341444124441
61153140555551
7131150002132
oct25327155473
97370716884
102874989371
111245947081
126829b2bb7
1336a824a57
141d3b84919
1511c5eda81
hexab5cdb3b

2874989371 has 8 divisors (see below), whose sum is σ = 2888789184. Its totient is φ = 2861214720.

The previous prime is 2874989329. The next prime is 2874989387. The reversal of 2874989371 is 1739894782.

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 2874989371 - 29 = 2874988859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2874989311) 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, 246651 + ... + 258043.

It is an arithmetic number, because the mean of its divisors is an integer number (361098648).

Almost surely, 22874989371 is an apocalyptic number.

2874989371 is a deficient number, since it is larger than the sum of its proper divisors (13799813).

2874989371 is a wasteful number, since it uses less digits than its factorization.

2874989371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12581.

The product of its digits is 6096384, while the sum is 58.

The square root of 2874989371 is about 53618.9273577904. The cubic root of 2874989371 is about 1421.9317376070.

The spelling of 2874989371 in words is "two billion, eight hundred seventy-four million, nine hundred eighty-nine thousand, three hundred seventy-one".

Divisors: 1 277 911 11393 252347 3155861 10379023 2874989371