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2707240240381 is a prime number
BaseRepresentation
bin100111011001010100000…
…101111100010011111101
3100120210212020010120100011
4213121110011330103331
5323323412000143011
65431404453503221
7366406636234105
oct47312405742375
910523766116304
102707240240381
119541525a1216
12378821341b11
131683a3a10601
14950615aa205
154a64ca06621
hex2765417c4fd

2707240240381 has 2 divisors, whose sum is σ = 2707240240382. Its totient is φ = 2707240240380.

The previous prime is 2707240240349. The next prime is 2707240240403. The reversal of 2707240240381 is 1830420427072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2688832534756 + 18407705625 = 1639766^2 + 135675^2 .

It is a cyclic number.

It is not a de Polignac number, because 2707240240381 - 25 = 2707240240349 is a prime.

It is a super-2 number, since 2×27072402403812 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2707240270381) by changing a digit.

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 as a sum of consecutive naturals, namely, 1353620120190 + 1353620120191.

It is an arithmetic number, because the mean of its divisors is an integer number (1353620120191).

Almost surely, 22707240240381 is an apocalyptic number.

It is an amenable number.

2707240240381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2707240240381 is an equidigital number, since it uses as much as digits as its factorization.

2707240240381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 40.

The spelling of 2707240240381 in words is "two trillion, seven hundred seven billion, two hundred forty million, two hundred forty thousand, three hundred eighty-one".