Search a number
-
+
2531250773 is a prime number
BaseRepresentation
bin1001011011011111…
…1101001001010101
320112101222212021122
42112313331021111
520141000011043
61055101253325
7116504163602
oct22667751125
96471885248
102531250773
111089909197
125a7864245
1331455182c
141a02676a9
15ec350368
hex96dfd255

2531250773 has 2 divisors, whose sum is σ = 2531250774. Its totient is φ = 2531250772.

The previous prime is 2531250727. The next prime is 2531250803. The reversal of 2531250773 is 3770521352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1810757809 + 720492964 = 42553^2 + 26842^2 .

It is a cyclic number.

It is not a de Polignac number, because 2531250773 - 28 = 2531250517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2531250973) by changing a digit.

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 as a sum of consecutive naturals, namely, 1265625386 + 1265625387.

It is an arithmetic number, because the mean of its divisors is an integer number (1265625387).

Almost surely, 22531250773 is an apocalyptic number.

It is an amenable number.

2531250773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2531250773 is an equidigital number, since it uses as much as digits as its factorization.

2531250773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 35.

The square root of 2531250773 is about 50311.5371758804. The cubic root of 2531250773 is about 1362.8405833534.

The spelling of 2531250773 in words is "two billion, five hundred thirty-one million, two hundred fifty thousand, seven hundred seventy-three".