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127134297 = 32107132019
BaseRepresentation
bin1111001001111…
…10101001011001
322212020002110200
413210332221121
5230021244142
620340532413
73102423633
oct744765131
9285202420
10127134297
1165844974
12366b1109
13204542c4
1412c55a53
15b26464c
hex793ea59

127134297 has 12 divisors (see below), whose sum is σ = 185356080. Its totient is φ = 83963448.

The previous prime is 127134281. The next prime is 127134349. The reversal of 127134297 is 792431721.

It is not a de Polignac number, because 127134297 - 24 = 127134281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (127134247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65047 + ... + 66972.

It is an arithmetic number, because the mean of its divisors is an integer number (15446340).

Almost surely, 2127134297 is an apocalyptic number.

It is an amenable number.

127134297 is a deficient number, since it is larger than the sum of its proper divisors (58221783).

127134297 is a wasteful number, since it uses less digits than its factorization.

127134297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132132 (or 132129 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 127134297 is about 11275.3845610693. The cubic root of 127134297 is about 502.8296848900.

The spelling of 127134297 in words is "one hundred twenty-seven million, one hundred thirty-four thousand, two hundred ninety-seven".

Divisors: 1 3 9 107 321 963 132019 396057 1188171 14126033 42378099 127134297