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2705423660 = 225148990847
BaseRepresentation
bin1010000101000001…
…0111110100101100
320222112201202120022
42201100113310230
521020042024120
61124242341312
7124020502352
oct24120276454
96875652508
102705423660
111169160925
1263605a838
13341665304
141b94457d2
1510c7a7025
hexa1417d2c

2705423660 has 24 divisors (see below), whose sum is σ = 5685267840. Its totient is φ = 1081430784.

The previous prime is 2705423597. The next prime is 2705423671. The reversal of 2705423660 is 663245072.

It is a self number, because there is not a number n which added to its sum of digits gives 2705423660.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15644 + ... + 75203.

It is an arithmetic number, because the mean of its divisors is an integer number (236886160).

Almost surely, 22705423660 is an apocalyptic number.

2705423660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2705423660 is an abundant number, since it is smaller than the sum of its proper divisors (2979844180).

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

2705423660 is a wasteful number, since it uses less digits than its factorization.

2705423660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92345 (or 92343 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 2705423660 is about 52013.6872371110. The cubic root of 2705423660 is about 1393.4084116398.

The spelling of 2705423660 in words is "two billion, seven hundred five million, four hundred twenty-three thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 1489 2978 5956 7445 14890 29780 90847 181694 363388 454235 908470 1816940 135271183 270542366 541084732 676355915 1352711830 2705423660