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127419502330 = 2512741950233
BaseRepresentation
bin111011010101011001…
…0110100111011111010
3110011220002021101022001
41312222302310323322
54041423343033310
6134311414051214
712130400620351
oct1665262647372
9404802241261
10127419502330
114a046a9502a
1220840649b0a
13c02839c633
14624a8a2998
1534ab53693a
hex1daacb4efa

127419502330 has 8 divisors (see below), whose sum is σ = 229355104212. Its totient is φ = 50967800928.

The previous prime is 127419502319. The next prime is 127419502333. The reversal of 127419502330 is 33205914721.

It can be written as a sum of positive squares in 2 ways, for example, as 126467718129 + 951784201 = 355623^2 + 30851^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 127419502330.

It is not an unprimeable number, because it can be changed into a prime (127419502333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6370975107 + ... + 6370975126.

Almost surely, 2127419502330 is an apocalyptic number.

127419502330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127419502330 is a deficient number, since it is larger than the sum of its proper divisors (101935601882).

127419502330 is a wasteful number, since it uses less digits than its factorization.

127419502330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12741950240.

The product of its (nonzero) digits is 45360, while the sum is 37.

The spelling of 127419502330 in words is "one hundred twenty-seven billion, four hundred nineteen million, five hundred two thousand, three hundred thirty".

Divisors: 1 2 5 10 12741950233 25483900466 63709751165 127419502330