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3028867890 = 235439122993
BaseRepresentation
bin1011010010001000…
…1101101100110010
321211002100102122020
42310202031230302
522200342233030
61220315052310
7135025644426
oct26442155462
97732312566
103028867890
111314798304
12706441096
13393681129
1420a39cb86
1512ad97510
hexb488db32

3028867890 has 32 divisors (see below), whose sum is σ = 7271254656. Its totient is φ = 807479040.

The previous prime is 3028867871. The next prime is 3028867921. The reversal of 3028867890 is 987688203.

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, 120234 + ... + 143226.

It is an arithmetic number, because the mean of its divisors is an integer number (227226708).

Almost surely, 23028867890 is an apocalyptic number.

3028867890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3028867890 is an abundant number, since it is smaller than the sum of its proper divisors (4242386766).

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

3028867890 is a wasteful number, since it uses less digits than its factorization.

3028867890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27394.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 3028867890 is about 55035.1514034440. The cubic root of 3028867890 is about 1446.8608887751.

The spelling of 3028867890 in words is "three billion, twenty-eight million, eight hundred sixty-seven thousand, eight hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 4391 8782 13173 21955 22993 26346 43910 45986 65865 68979 114965 131730 137958 229930 344895 689790 100962263 201924526 302886789 504811315 605773578 1009622630 1514433945 3028867890