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2994902688 = 25371894937
BaseRepresentation
bin1011001010000010…
…1001011010100000
321201201102211010210
42302200221122200
522113143341223
61213103054120
7134134152501
oct26240513240
97651384123
102994902688
1112a75a9798
126b6ba1340
1338961b38b
14205a7aba8
15127dd8893
hexb28296a0

2994902688 has 96 divisors (see below), whose sum is σ = 8063556480. Its totient is φ = 972984320.

The previous prime is 2994902663. The next prime is 2994902689. The reversal of 2994902688 is 8862094992.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×29949026882 = 17938884221179250688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2994902689) 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, 604156 + ... + 609092.

It is an arithmetic number, because the mean of its divisors is an integer number (83995380).

Almost surely, 22994902688 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2994902688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4031778240).

2994902688 is an abundant number, since it is smaller than the sum of its proper divisors (5068653792).

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

2994902688 is a wasteful number, since it uses less digits than its factorization.

2994902688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110 (or 5102 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 57.

The square root of 2994902688 is about 54725.7040886639. The cubic root of 2994902688 is about 1441.4322632313.

The spelling of 2994902688 in words is "two billion, nine hundred ninety-four million, nine hundred two thousand, six hundred eighty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 71 89 96 142 178 213 267 284 356 426 534 568 712 852 1068 1136 1424 1704 2136 2272 2848 3408 4272 4937 6319 6816 8544 9874 12638 14811 18957 19748 25276 29622 37914 39496 50552 59244 75828 78992 101104 118488 151656 157984 202208 236976 303312 350527 439393 473952 606624 701054 878786 1051581 1318179 1402108 1757572 2103162 2636358 2804216 3515144 4206324 5272716 5608432 7030288 8412648 10545432 11216864 14060576 16825296 21090864 31196903 33650592 42181728 62393806 93590709 124787612 187181418 249575224 374362836 499150448 748725672 998300896 1497451344 2994902688