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126230753 = 1111475523
BaseRepresentation
bin1111000011000…
…10000011100001
322210112012001002
413201202003201
5224303341003
620305321345
73061641455
oct741420341
9283465032
10126230753
1165288040
1236336255
13201c8c6c
1412a9c665
15b136a88
hex78620e1

126230753 has 4 divisors (see below), whose sum is σ = 137706288. Its totient is φ = 114755220.

The previous prime is 126230749. The next prime is 126230771. The reversal of 126230753 is 357032621.

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 126230753 - 22 = 126230749 is a prime.

It is a super-3 number, since 3×1262307533 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (126230743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5737751 + ... + 5737772.

It is an arithmetic number, because the mean of its divisors is an integer number (34426572).

Almost surely, 2126230753 is an apocalyptic number.

It is an amenable number.

126230753 is a deficient number, since it is larger than the sum of its proper divisors (11475535).

126230753 is a wasteful number, since it uses less digits than its factorization.

126230753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11475534.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 126230753 is about 11235.2460142179. The cubic root of 126230753 is about 501.6356474801.

The spelling of 126230753 in words is "one hundred twenty-six million, two hundred thirty thousand, seven hundred fifty-three".

Divisors: 1 11 11475523 126230753