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2870254122 = 23478375687
BaseRepresentation
bin1010101100010100…
…1001101000101010
321102000220000110020
42223011021220222
521334241112442
61152451301310
7131061520551
oct25305115052
97360800406
102870254122
11124320244a
126812aa836
13369857628
141d32b0d98
1511beb59ec
hexab149a2a

2870254122 has 8 divisors (see below), whose sum is σ = 5740508256. Its totient is φ = 956751372.

The previous prime is 2870254097. The next prime is 2870254129. The reversal of 2870254122 is 2214520782.

It is a sphenic number, since it is the product of 3 distinct primes.

2870254122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2870254129) 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, 239187838 + ... + 239187849.

It is an arithmetic number, because the mean of its divisors is an integer number (717563532).

Almost surely, 22870254122 is an apocalyptic number.

2870254122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2870254122 is a wasteful number, since it uses less digits than its factorization.

2870254122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478375692.

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 2870254122 is about 53574.7526545853. The cubic root of 2870254122 is about 1421.1506447642.

The spelling of 2870254122 in words is "two billion, eight hundred seventy million, two hundred fifty-four thousand, one hundred twenty-two".

Divisors: 1 2 3 6 478375687 956751374 1435127061 2870254122