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127074530 = 25111155223
BaseRepresentation
bin1111001001100…
…00000011100010
322212010001111002
413210300003202
5230012341110
620335352002
73102054452
oct744600342
9285101432
10127074530
1165803a80
1236682602
132043303b
1412c3bd62
15b251aa5
hex79300e2

127074530 has 16 divisors (see below), whose sum is σ = 249528384. Its totient is φ = 46208880.

The previous prime is 127074461. The next prime is 127074533. The reversal of 127074530 is 35470721.

It is a super-2 number, since 2×1270745302 = 32295872349441800, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 127074493 and 127074502.

It is not an unprimeable number, because it can be changed into a prime (127074533) 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 7 ways as a sum of consecutive naturals, for example, 577502 + ... + 577721.

It is an arithmetic number, because the mean of its divisors is an integer number (15595524).

Almost surely, 2127074530 is an apocalyptic number.

127074530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127074530 is a deficient number, since it is larger than the sum of its proper divisors (122453854).

127074530 is a wasteful number, since it uses less digits than its factorization.

127074530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155241.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 127074530 is about 11272.7339186197. The cubic root of 127074530 is about 502.7508775893.

The spelling of 127074530 in words is "one hundred twenty-seven million, seventy-four thousand, five hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 1155223 2310446 5776115 11552230 12707453 25414906 63537265 127074530