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31295053 is a prime number
BaseRepresentation
bin111011101100…
…0011001001101
32011212221202001
41313120121031
531002420203
63034432301
7530001136
oct167303115
964787661
1031295053
1116735489
12a592691
1366395aa
144228c8d
152b3291d
hex1dd864d

31295053 has 2 divisors, whose sum is σ = 31295054. Its totient is φ = 31295052.

The previous prime is 31295029. The next prime is 31295059. The reversal of 31295053 is 35059213.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17656804 + 13638249 = 4202^2 + 3693^2 .

It is a cyclic number.

It is not a de Polignac number, because 31295053 - 221 = 29197901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31295059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15647526 + 15647527.

It is an arithmetic number, because the mean of its divisors is an integer number (15647527).

Almost surely, 231295053 is an apocalyptic number.

It is an amenable number.

31295053 is a deficient number, since it is larger than the sum of its proper divisors (1).

31295053 is an equidigital number, since it uses as much as digits as its factorization.

31295053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 28.

The square root of 31295053 is about 5594.1981552319. The cubic root of 31295053 is about 315.1315583843.

The spelling of 31295053 in words is "thirty-one million, two hundred ninety-five thousand, fifty-three".