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49980127 = 1923114371
BaseRepresentation
bin1011111010101…
…0001011011111
310111001020211211
42332222023133
5100243331002
64543125251
71144552441
oct276521337
9114036754
1049980127
112623789a
12148a3827
13a47c352
1468d0491
1545c3dd7
hex2faa2df

49980127 has 8 divisors (see below), whose sum is σ = 54898560. Its totient is φ = 45290520.

The previous prime is 49980121. The next prime is 49980143. The reversal of 49980127 is 72108994.

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

It is a cyclic number.

It is not a de Polignac number, because 49980127 - 27 = 49979999 is a prime.

It is a super-2 number, since 2×499801272 = 4996026189872258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49980127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49980121) 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 7 ways as a sum of consecutive naturals, for example, 56749 + ... + 57622.

It is an arithmetic number, because the mean of its divisors is an integer number (6862320).

Almost surely, 249980127 is an apocalyptic number.

49980127 is a deficient number, since it is larger than the sum of its proper divisors (4918433).

49980127 is a wasteful number, since it uses less digits than its factorization.

49980127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114413.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 49980127 is about 7069.6624389005. The cubic root of 49980127 is about 368.3543348908.

The spelling of 49980127 in words is "forty-nine million, nine hundred eighty thousand, one hundred twenty-seven".

Divisors: 1 19 23 437 114371 2173049 2630533 49980127