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49948148 = 2297712781
BaseRepresentation
bin1011111010001…
…0010111110100
310110222121222102
42332202113310
5100241320043
64542321232
71144360265
oct276422764
9113877872
1049948148
1126215868
1214889218
13a46a923
1468c296c
1545b96b8
hex2fa25f4

49948148 has 12 divisors (see below), whose sum is σ = 87505572. Its totient is φ = 24946560.

The previous prime is 49948141. The next prime is 49948153. The reversal of 49948148 is 84184994.

It can be written as a sum of positive squares in 2 ways, for example, as 42484324 + 7463824 = 6518^2 + 2732^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49948141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2483 + ... + 10298.

It is an arithmetic number, because the mean of its divisors is an integer number (7292131).

Almost surely, 249948148 is an apocalyptic number.

It is an amenable number.

49948148 is a deficient number, since it is larger than the sum of its proper divisors (37557424).

49948148 is a wasteful number, since it uses less digits than its factorization.

49948148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13762 (or 13760 counting only the distinct ones).

The product of its digits is 331776, while the sum is 47.

The square root of 49948148 is about 7067.4003707162. The cubic root of 49948148 is about 368.2757562156.

The spelling of 49948148 in words is "forty-nine million, nine hundred forty-eight thousand, one hundred forty-eight".

Divisors: 1 2 4 977 1954 3908 12781 25562 51124 12487037 24974074 49948148