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49915041 = 3112137507
BaseRepresentation
bin1011111001101…
…0010010100001
310110220221120020
42332122102201
5100234240131
64541504053
71144161621
oct276322241
9113827506
1049915041
11261a2a00
1214872029
13a458837
1468b4881
1545ae996
hex2f9a4a1

49915041 has 12 divisors (see below), whose sum is σ = 73154256. Its totient is φ = 30251320.

The previous prime is 49915007. The next prime is 49915069. The reversal of 49915041 is 14051994.

49915041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49915041 - 214 = 49898657 is a prime.

It is a super-2 number, since 2×499150412 = 4983022636063362, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 49914993 and 49915011.

It is not an unprimeable number, because it can be changed into a prime (49915091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68391 + ... + 69116.

It is an arithmetic number, because the mean of its divisors is an integer number (6096188).

Almost surely, 249915041 is an apocalyptic number.

It is an amenable number.

49915041 is a deficient number, since it is larger than the sum of its proper divisors (23239215).

49915041 is a wasteful number, since it uses less digits than its factorization.

49915041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137532 (or 137521 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 49915041 is about 7065.0577492332. The cubic root of 49915041 is about 368.1943704800.

The spelling of 49915041 in words is "forty-nine million, nine hundred fifteen thousand, forty-one".

Divisors: 1 3 11 33 121 363 137507 412521 1512577 4537731 16638347 49915041