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49561841 = 729244147
BaseRepresentation
bin1011110100010…
…0000011110001
310110021000001202
42331010003301
5100141434331
64530140545
71141161110
oct275040361
9113230052
1049561841
1125a815aa
1214721755
13a363b44
146821c77
15453eecb
hex2f440f1

49561841 has 8 divisors (see below), whose sum is σ = 58595520. Its totient is φ = 41016528.

The previous prime is 49561819. The next prime is 49561847. The reversal of 49561841 is 14816594.

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

It is not a de Polignac number, because 49561841 - 210 = 49560817 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 49561795 and 49561804.

It is not an unprimeable number, because it can be changed into a prime (49561847) 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, 121871 + ... + 122276.

It is an arithmetic number, because the mean of its divisors is an integer number (7324440).

Almost surely, 249561841 is an apocalyptic number.

It is an amenable number.

49561841 is a deficient number, since it is larger than the sum of its proper divisors (9033679).

49561841 is a wasteful number, since it uses less digits than its factorization.

49561841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244183.

The product of its digits is 34560, while the sum is 38.

The square root of 49561841 is about 7040.0171164565. The cubic root of 49561841 is about 367.3238633319.

The spelling of 49561841 in words is "forty-nine million, five hundred sixty-one thousand, eight hundred forty-one".

Divisors: 1 7 29 203 244147 1709029 7080263 49561841