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49954340 = 2254915087
BaseRepresentation
bin1011111010001…
…1111000100100
310110222221110202
42332203320210
5100242014330
64542410032
71144414322
oct276437044
9113887422
1049954340
112621a487
1214890918
13a4706a7
1468c4d12
1545bb445
hex2fa3e24

49954340 has 24 divisors (see below), whose sum is σ = 105138432. Its totient is φ = 19937120.

The previous prime is 49954319. The next prime is 49954349. The reversal of 49954340 is 4345994.

It is a junction number, because it is equal to n+sod(n) for n = 49954294 and 49954303.

It is not an unprimeable number, because it can be changed into a prime (49954349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7277 + ... + 12363.

It is an arithmetic number, because the mean of its divisors is an integer number (4380768).

Almost surely, 249954340 is an apocalyptic number.

It is an amenable number.

49954340 is an abundant number, since it is smaller than the sum of its proper divisors (55184092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49954340 is a wasteful number, since it uses less digits than its factorization.

49954340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5587 (or 5585 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 49954340 is about 7067.8384248651. The cubic root of 49954340 is about 368.2909737919.

The spelling of 49954340 in words is "forty-nine million, nine hundred fifty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 491 982 1964 2455 4910 5087 9820 10174 20348 25435 50870 101740 2497717 4995434 9990868 12488585 24977170 49954340