Search a number
-
+
127413361 = 442328807
BaseRepresentation
bin1111001100000…
…10110001110001
322212202021021101
413212002301301
5230104211421
620350524401
73104665345
oct746026161
9285667241
10127413361
1165a155a9
1236806701
132052132a
1412cc9625
15b2bc191
hex7982c71

127413361 has 4 divisors (see below), whose sum is σ = 127446592. Its totient is φ = 127380132.

The previous prime is 127413359. The next prime is 127413467. The reversal of 127413361 is 163314721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 163314721 = 464935129.

It is a cyclic number.

It is not a de Polignac number, because 127413361 - 21 = 127413359 is a prime.

It is a super-2 number, since 2×1274133612 = 32468329122632642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (127413331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9981 + ... + 18826.

It is an arithmetic number, because the mean of its divisors is an integer number (31861648).

Almost surely, 2127413361 is an apocalyptic number.

It is an amenable number.

127413361 is a deficient number, since it is larger than the sum of its proper divisors (33231).

127413361 is an equidigital number, since it uses as much as digits as its factorization.

127413361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33230.

The product of its digits is 3024, while the sum is 28.

The square root of 127413361 is about 11287.7526992754. The cubic root of 127413361 is about 503.1973253072.

The spelling of 127413361 in words is "one hundred twenty-seven million, four hundred thirteen thousand, three hundred sixty-one".

Divisors: 1 4423 28807 127413361