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BaseRepresentation
bin1010101100011011…
…0001101001010010
321102001200122211220
42223012301221102
521334343231041
61152504345510
7131065243605
oct25306615122
97361618756
102870680146
111243473534
12681475296
13369976509
141d338233c
1511c04bd66
hexab1b1a52

2870680146 has 32 divisors (see below), whose sum is σ = 6104574720. Its totient is φ = 896829696.

The previous prime is 2870680139. The next prime is 2870680193. The reversal of 2870680146 is 6410860782.

It is a junction number, because it is equal to n+sod(n) for n = 2870680098 and 2870680107.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34501 + ... + 83256.

It is an arithmetic number, because the mean of its divisors is an integer number (190767960).

Almost surely, 22870680146 is an apocalyptic number.

2870680146 is an abundant number, since it is smaller than the sum of its proper divisors (3233894574).

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

2870680146 is a wasteful number, since it uses less digits than its factorization.

2870680146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118018.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 2870680146 is about 53578.7284843528. The cubic root of 2870680146 is about 1421.2209537919.

The spelling of 2870680146 in words is "two billion, eight hundred seventy million, six hundred eighty thousand, one hundred forty-six".