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263380141 is a prime number
BaseRepresentation
bin11111011001011…
…01110010101101
3200100121002122001
433230231302231
51014411131031
642045052301
76345460063
oct1754556255
9610532561
10263380141
11125742442
1274257091
134274894b
1426da0033
15181c8861
hexfb2dcad

263380141 has 2 divisors, whose sum is σ = 263380142. Its totient is φ = 263380140.

The previous prime is 263380129. The next prime is 263380157. The reversal of 263380141 is 141083362.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132940900 + 130439241 = 11530^2 + 11421^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-263380141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (263380841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131690070 + 131690071.

It is an arithmetic number, because the mean of its divisors is an integer number (131690071).

Almost surely, 2263380141 is an apocalyptic number.

It is an amenable number.

263380141 is a deficient number, since it is larger than the sum of its proper divisors (1).

263380141 is an equidigital number, since it uses as much as digits as its factorization.

263380141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 263380141 is about 16228.9907572837. The cubic root of 263380141 is about 641.0043970256.

The spelling of 263380141 in words is "two hundred sixty-three million, three hundred eighty thousand, one hundred forty-one".