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3028672860 = 2235101499781
BaseRepresentation
bin1011010010000101…
…1110000101011100
321211001222112002220
42310201132011130
522200320012420
61220310545340
7135024203013
oct26441360534
97731875086
103028672860
111314674824
12706368250
13393613425
1420a34ba7a
1512ad59840
hexb485e15c

3028672860 has 48 divisors (see below), whose sum is σ = 8564264352. Its totient is φ = 799648000.

The previous prime is 3028672811. The next prime is 3028672861. The reversal of 3028672860 is 682768203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3028672861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243831 + ... + 255950.

It is an arithmetic number, because the mean of its divisors is an integer number (178422174).

Almost surely, 23028672860 is an apocalyptic number.

3028672860 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3028672860 is an abundant number, since it is smaller than the sum of its proper divisors (5535591492).

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

3028672860 is a wasteful number, since it uses less digits than its factorization.

3028672860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499894 (or 499892 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 3028672860 is about 55033.3795073499. The cubic root of 3028672860 is about 1446.8298334605.

The spelling of 3028672860 in words is "three billion, twenty-eight million, six hundred seventy-two thousand, eight hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 101 202 303 404 505 606 1010 1212 1515 2020 3030 6060 499781 999562 1499343 1999124 2498905 2998686 4997810 5997372 7496715 9995620 14993430 29986860 50477881 100955762 151433643 201911524 252389405 302867286 504778810 605734572 757168215 1009557620 1514336430 3028672860