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5102511540 = 2235785914143
BaseRepresentation
bin1001100000010001…
…00010010110110100
3111011121021102221220
410300020202112310
540422220332130
62202152310340
7240305426640
oct46010422664
914147242856
105102511540
112189264495
12ba49a23b0
136341715c9
14365947c20
151ece55410
hex1302225b4

5102511540 has 96 divisors (see below), whose sum is σ = 16348200960. Its totient is φ = 1164848256.

The previous prime is 5102511511. The next prime is 5102511551. The reversal of 5102511540 is 451152015.

It is a self number, because there is not a number n which added to its sum of digits gives 5102511540.

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, 353709 + ... + 367851.

It is an arithmetic number, because the mean of its divisors is an integer number (170293760).

Almost surely, 25102511540 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 5102511540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8174100480).

5102511540 is an abundant number, since it is smaller than the sum of its proper divisors (11245689420).

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

5102511540 is a wasteful number, since it uses less digits than its factorization.

5102511540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15021 (or 15019 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The square root of 5102511540 is about 71431.8664182870. The cubic root of 5102511540 is about 1721.5831309161.

Adding to 5102511540 its reverse (451152015), we get a palindrome (5553663555).

The spelling of 5102511540 in words is "five billion, one hundred two million, five hundred eleven thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 859 1718 2577 3436 4295 5154 6013 8590 10308 12026 12885 14143 17180 18039 24052 25770 28286 30065 36078 42429 51540 56572 60130 70715 72156 84858 90195 99001 120260 141430 169716 180390 198002 212145 282860 297003 360780 396004 424290 495005 594006 848580 990010 1188012 1485015 1980020 2970030 5940060 12148837 24297674 36446511 48595348 60744185 72893022 85041859 121488370 145786044 170083718 182232555 242976740 255125577 340167436 364465110 425209295 510251154 728930220 850418590 1020502308 1275627885 1700837180 2551255770 5102511540