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127145060 = 2257908179
BaseRepresentation
bin1111001010000…
…01010001100100
322212020122020022
413211001101210
5230022120220
620341054312
73102500210
oct745012144
9285218208
10127145060
1165851a69
12366b7398
1320459183
1412c59940
15b267925
hex7941464

127145060 has 24 divisors (see below), whose sum is σ = 305148480. Its totient is φ = 43592544.

The previous prime is 127145047. The next prime is 127145069. The reversal of 127145060 is 60541721.

It is not an unprimeable number, because it can be changed into a prime (127145069) 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, 453950 + ... + 454229.

It is an arithmetic number, because the mean of its divisors is an integer number (12714520).

Almost surely, 2127145060 is an apocalyptic number.

127145060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127145060 is an abundant number, since it is smaller than the sum of its proper divisors (178003420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127145060 is a wasteful number, since it uses less digits than its factorization.

127145060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908195 (or 908193 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 127145060 is about 11275.8618295898. The cubic root of 127145060 is about 502.8438740934.

Adding to 127145060 its reverse (60541721), we get a palindrome (187686781).

The spelling of 127145060 in words is "one hundred twenty-seven million, one hundred forty-five thousand, sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 908179 1816358 3632716 4540895 6357253 9081790 12714506 18163580 25429012 31786265 63572530 127145060