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3031000980 = 2235718733853
BaseRepresentation
bin1011010010101001…
…0110011110010100
321211020100210200120
42310222112132110
522201414012410
61220432511540
7135053040360
oct26452263624
97736323616
103031000980
111315a14997
127070ab5b0
13393c4a007
1420a7962a0
1512b169570
hexb4a96794

3031000980 has 96 divisors (see below), whose sum is σ = 9706900224. Its totient is φ = 692250624.

The previous prime is 3031000969. The next prime is 3031000981. The reversal of 3031000980 is 890001303.

3031000980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 3031000980.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031000981) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 784734 + ... + 788586.

It is an arithmetic number, because the mean of its divisors is an integer number (101113544).

Almost surely, 23031000980 is an apocalyptic number.

3031000980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3031000980 is the 44952-nd pentagonal number.

It is an amenable number.

3031000980 is an abundant number, since it is smaller than the sum of its proper divisors (6675899244).

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

3031000980 is a wasteful number, since it uses less digits than its factorization.

3031000980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5745 (or 5743 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 3031000980 is about 55054.5273342711. The cubic root of 3031000980 is about 1447.2004612248.

The spelling of 3031000980 in words is "three billion, thirty-one million, nine hundred eighty", and thus it is an aban number.

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 1873 3746 3853 5619 7492 7706 9365 11238 11559 13111 15412 18730 19265 22476 23118 26222 26971 28095 37460 38530 39333 46236 52444 53942 56190 57795 65555 77060 78666 80913 107884 112380 115590 131110 134855 157332 161826 196665 231180 262220 269710 323652 393330 404565 539420 786660 809130 1618260 7216669 14433338 21650007 28866676 36083345 43300014 50516683 72166690 86600028 101033366 108250035 144333380 151550049 202066732 216500070 252583415 303100098 433000140 505166830 606200196 757750245 1010333660 1515500490 3031000980