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49485241 = 133806557
BaseRepresentation
bin1011110011000…
…1010110111001
310110010002222201
42330301112321
5100132011431
64524350201
71140421561
oct274612671
9113102881
1049485241
1125a29aa3
12146a5361
13a338010
146801da1
154527461
hex2f315b9

49485241 has 4 divisors (see below), whose sum is σ = 53291812. Its totient is φ = 45678672.

The previous prime is 49485221. The next prime is 49485277. The reversal of 49485241 is 14258494.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14258494 = 27129247.

It can be written as a sum of positive squares in 2 ways, for example, as 5978025 + 43507216 = 2445^2 + 6596^2 .

It is not a de Polignac number, because 49485241 - 25 = 49485209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49485241.

It is not an unprimeable number, because it can be changed into a prime (49485221) 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, 1903266 + ... + 1903291.

It is an arithmetic number, because the mean of its divisors is an integer number (13322953).

Almost surely, 249485241 is an apocalyptic number.

It is an amenable number.

49485241 is a deficient number, since it is larger than the sum of its proper divisors (3806571).

49485241 is a wasteful number, since it uses less digits than its factorization.

49485241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3806570.

The product of its digits is 46080, while the sum is 37.

The square root of 49485241 is about 7034.5746850822. The cubic root of 49485241 is about 367.1345273732.

The spelling of 49485241 in words is "forty-nine million, four hundred eighty-five thousand, two hundred forty-one".

Divisors: 1 13 3806557 49485241