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49372141 = 713542551
BaseRepresentation
bin1011110001010…
…1101111101101
310102220100211211
42330111233231
5100114402031
64522114421
71136441050
oct274255755
9112810754
1049372141
1125962025
121464ba11
13a2c86b0
1467b2a97
154503bb1
hex2f15bed

49372141 has 8 divisors (see below), whose sum is σ = 60765824. Its totient is φ = 39063600.

The previous prime is 49372129. The next prime is 49372151. The reversal of 49372141 is 14127394.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49372141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49372151) 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, 271185 + ... + 271366.

It is an arithmetic number, because the mean of its divisors is an integer number (7595728).

Almost surely, 249372141 is an apocalyptic number.

It is an amenable number.

49372141 is a deficient number, since it is larger than the sum of its proper divisors (11393683).

49372141 is a wasteful number, since it uses less digits than its factorization.

49372141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542571.

The product of its digits is 6048, while the sum is 31.

The square root of 49372141 is about 7026.5312210222. The cubic root of 49372141 is about 366.8546150303.

The spelling of 49372141 in words is "forty-nine million, three hundred seventy-two thousand, one hundred forty-one".

Divisors: 1 7 13 91 542551 3797857 7053163 49372141