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126038713 = 971129803
BaseRepresentation
bin1111000001100…
…11001010111001
322210011102121111
413200303022321
5224231214323
620301240321
73060211543
oct740631271
9283142544
10126038713
1165166829
12362630a1
132015c728
1412a4c693
15b0e9c0d
hex78332b9

126038713 has 4 divisors (see below), whose sum is σ = 126169488. Its totient is φ = 125907940.

The previous prime is 126038701. The next prime is 126038747. The reversal of 126038713 is 317830621.

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.

It is a cyclic number.

It is not a de Polignac number, because 126038713 - 213 = 126030521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126038753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63931 + ... + 65872.

It is an arithmetic number, because the mean of its divisors is an integer number (31542372).

Almost surely, 2126038713 is an apocalyptic number.

It is an amenable number.

126038713 is a deficient number, since it is larger than the sum of its proper divisors (130775).

126038713 is an equidigital number, since it uses as much as digits as its factorization.

126038713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130774.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 126038713 is about 11226.6964419637. The cubic root of 126038713 is about 501.3811321022.

It can be divided in two parts, 12603 and 8713, that added together give a square (21316 = 1462).

The spelling of 126038713 in words is "one hundred twenty-six million, thirty-eight thousand, seven hundred thirteen".

Divisors: 1 971 129803 126038713