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2550255006 = 2313151293739
BaseRepresentation
bin1001100000000001…
…1100110110011110
320120201202101012010
42120000130312132
520210331130011
61101020452050
7120124544535
oct23000346636
96521671163
102550255006
111099609372
125b20aa026
13318476940
141a29b331c
15edd561a6
hex9801cd9e

2550255006 has 64 divisors (see below), whose sum is σ = 5555612160. Its totient is φ = 775785600.

The previous prime is 2550254989. The next prime is 2550255053. The reversal of 2550255006 is 6005520552.

It is a Curzon number.

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, 3450585 + ... + 3451323.

It is an arithmetic number, because the mean of its divisors is an integer number (86806440).

Almost surely, 22550255006 is an apocalyptic number.

2550255006 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2550255006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2777806080).

2550255006 is an abundant number, since it is smaller than the sum of its proper divisors (3005357154).

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

2550255006 is a wasteful number, since it uses less digits than its factorization.

2550255006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1201.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 2550255006 is about 50500.0495643321. The cubic root of 2550255006 is about 1366.2427475077.

Adding to 2550255006 its reverse (6005520552), we get a palindrome (8555775558).

It can be divided in two parts, 25502 and 55006, that added together give a palindrome (80508).

The spelling of 2550255006 in words is "two billion, five hundred fifty million, two hundred fifty-five thousand, six".

Divisors: 1 2 3 6 13 26 39 78 151 293 302 453 586 739 879 906 1478 1758 1963 2217 3809 3926 4434 5889 7618 9607 11427 11778 19214 22854 28821 44243 57642 88486 111589 132729 216527 223178 265458 334767 433054 575159 649581 669534 1150318 1299162 1450657 1725477 2814851 2901314 3450954 4351971 5629702 8444553 8703942 16889106 32695577 65391154 98086731 196173462 425042501 850085002 1275127503 2550255006