Search a number
-
+
250000000000052 = 221277139589350621
BaseRepresentation
bin111000110101111110101001…
…001100011010000000110100
31012210011202200211210022210012
4320311332221030122000310
5230232000000000000202
62243412225310515352
7103441622025036041
oct7065765114320064
91183152624708705
10250000000000052
117272644a571485
1224057812205b58
13a965b8b9b1b93
1445a40c922c1c8
151dd8118bee152
hexe35fa931a034

250000000000052 has 24 divisors (see below), whose sum is σ = 437846985271080. Its totient is φ = 124900863317120.

The previous prime is 250000000000043. The next prime is 250000000000111.

250000000000052 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 159539281144996 + 90460718855056 = 12630886^2 + 9511084^2 .

It is a junction number, because it is equal to n+sod(n) for n = 249999999999937 and 250000000000036.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 712845302 + ... + 713195922.

It is an arithmetic number, because the mean of its divisors is an integer number (18243624386295).

Almost surely, 2250000000000052 is an apocalyptic number.

It is an amenable number.

250000000000052 is a deficient number, since it is larger than the sum of its proper divisors (187846985271028).

250000000000052 is a wasteful number, since it uses less digits than its factorization.

250000000000052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491491 (or 491489 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

It can be divided in two parts, 2500000000000 and 52, that added together give a palindrome (2500000000052).

The spelling of 250000000000052 in words is "two hundred fifty trillion, fifty-two", and thus it is an aban number.

Divisors: 1 2 4 1277 2554 5108 139589 279178 350621 558356 701242 1402484 178255153 356510306 447743017 713020612 895486034 1790972068 48942834769 97885669538 195771339076 62500000000013 125000000000026 250000000000052