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5100050660 = 2251789168541
BaseRepresentation
bin1001011111111110…
…01001100011100100
3111011102122102021012
410233333021203210
540421103110120
62202023441352
7240245500235
oct45777114344
914142572235
105100050660
112187933601
12ba3bb6258
136337bc473
143654a708c
151ecb1b1c5
hex12ffc98e4

5100050660 has 48 divisors (see below), whose sum is σ = 11467597680. Its totient is φ = 1898434560.

The previous prime is 5100050621. The next prime is 5100050717. The reversal of 5100050660 is 660500015.

It can be written as a sum of positive squares in 8 ways, for example, as 318051556 + 4781999104 = 17834^2 + 69152^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54011 + ... + 114530.

It is an arithmetic number, because the mean of its divisors is an integer number (238908285).

Almost surely, 25100050660 is an apocalyptic number.

It is an amenable number.

5100050660 is an abundant number, since it is smaller than the sum of its proper divisors (6367547020).

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

5100050660 is a wasteful number, since it uses less digits than its factorization.

5100050660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168656 (or 168654 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5100050660 is about 71414.6389754930. The cubic root of 5100050660 is about 1721.3063201251.

Adding to 5100050660 its reverse (660500015), we get a palindrome (5760550675).

The spelling of 5100050660 in words is "five billion, one hundred million, fifty thousand, six hundred sixty".

Divisors: 1 2 4 5 10 17 20 34 68 85 89 170 178 340 356 445 890 1513 1780 3026 6052 7565 15130 30260 168541 337082 674164 842705 1685410 2865197 3370820 5730394 11460788 14325985 15000149 28651970 30000298 57303940 60000596 75000745 150001490 255002533 300002980 510005066 1020010132 1275012665 2550025330 5100050660