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313096980 = 223571076967
BaseRepresentation
bin10010101010010…
…111101100010100
3210211010222022110
4102222113230110
51120123100410
651022431020
710521165120
oct2252275424
9724128273
10313096980
1115080a439
1288a32470
134cb351b1
142d822580
151c749720
hex12a97b14

313096980 has 96 divisors (see below), whose sum is σ = 1011419136. Its totient is φ = 70886016.

The previous prime is 313096967. The next prime is 313097003. The reversal of 313096980 is 89690313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41457 + ... + 48423.

It is an arithmetic number, because the mean of its divisors is an integer number (10535616).

Almost surely, 2313096980 is an apocalyptic number.

313096980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313096980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505709568).

313096980 is an abundant number, since it is smaller than the sum of its proper divisors (698322156).

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

313096980 is a wasteful number, since it uses less digits than its factorization.

313096980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7093 (or 7091 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 313096980 is about 17694.5466175316. The cubic root of 313096980 is about 679.0362500827.

The spelling of 313096980 in words is "three hundred thirteen million, ninety-six thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 107 140 210 214 321 420 428 535 642 749 1070 1284 1498 1605 2140 2247 2996 3210 3745 4494 6420 6967 7490 8988 11235 13934 14980 20901 22470 27868 34835 41802 44940 48769 69670 83604 97538 104505 139340 146307 195076 209010 243845 292614 418020 487690 585228 731535 745469 975380 1463070 1490938 2236407 2926140 2981876 3727345 4472814 5218283 7454690 8945628 10436566 11182035 14909380 15654849 20873132 22364070 26091415 31309698 44728140 52182830 62619396 78274245 104365660 156548490 313096980