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3057123294 = 23217191493529
BaseRepresentation
bin1011011000110111…
…1111111111011110
321220001111221202200
42312031333333132
522230110421134
61223204432330
7135521055621
oct26615777736
97801457680
103057123294
111329736a85
127139a86a6
13399494cc4
14210035db8
1512d5c9499
hexb637ffde

3057123294 has 96 divisors (see below), whose sum is σ = 7434180000. Its totient is φ = 902264832.

The previous prime is 3057123283. The next prime is 3057123301. The reversal of 3057123294 is 4923217503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 864522 + ... + 868050.

It is an arithmetic number, because the mean of its divisors is an integer number (77439375).

Almost surely, 23057123294 is an apocalyptic number.

3057123294 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3057123294, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3717090000).

3057123294 is an abundant number, since it is smaller than the sum of its proper divisors (4377056706).

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

3057123294 is a wasteful number, since it uses less digits than its factorization.

3057123294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3722 (or 3719 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 3057123294 is about 55291.2587485581. The cubic root of 3057123294 is about 1451.3460815919.

The spelling of 3057123294 in words is "three billion, fifty-seven million, one hundred twenty-three thousand, two hundred ninety-four".

Divisors: 1 2 3 6 9 17 18 19 34 38 51 57 102 114 149 153 171 298 306 323 342 447 646 894 969 1341 1938 2533 2682 2831 2907 3529 5066 5662 5814 7058 7599 8493 10587 15198 16986 21174 22797 25479 31761 45594 48127 50958 59993 63522 67051 96254 119986 134102 144381 179979 201153 288762 359958 402306 433143 525821 539937 603459 866286 1051642 1079874 1139867 1206918 1577463 2279734 3154926 3419601 4732389 6839202 8938957 9464778 9990599 10258803 17877914 19981198 20517606 26816871 29971797 53633742 59943594 80450613 89915391 160901226 169840183 179830782 339680366 509520549 1019041098 1528561647 3057123294