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127645034 = 2115802047
BaseRepresentation
bin1111001101110…
…11010101101010
322220012001001212
413212323111222
5230134120114
620355513122
73106651646
oct746732552
9286161055
10127645034
1166063670
12368b87a2
13205a290a
1412d49c26
15b315b3e
hex79bb56a

127645034 has 8 divisors (see below), whose sum is σ = 208873728. Its totient is φ = 58020460.

The previous prime is 127645031. The next prime is 127645069. The reversal of 127645034 is 430546721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1276450342 = 32586509409722312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (127645031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2901002 + ... + 2901045.

It is an arithmetic number, because the mean of its divisors is an integer number (26109216).

Almost surely, 2127645034 is an apocalyptic number.

127645034 is a deficient number, since it is larger than the sum of its proper divisors (81228694).

127645034 is a wasteful number, since it uses less digits than its factorization.

127645034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5802060.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 127645034 is about 11298.0101787881. The cubic root of 127645034 is about 503.5021249705.

The spelling of 127645034 in words is "one hundred twenty-seven million, six hundred forty-five thousand, thirty-four".

Divisors: 1 2 11 22 5802047 11604094 63822517 127645034