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49213441 = 371330093
BaseRepresentation
bin1011101110111…
…1000000000001
310102121022011001
42323233000001
5100044312231
64514452001
71135210264
oct273570001
9112538131
1049213441
1125863872
1214594001
13a2713a4
146770cdb
1544c1b61
hex2eef001

49213441 has 4 divisors (see below), whose sum is σ = 50543572. Its totient is φ = 47883312.

The previous prime is 49213427. The next prime is 49213459. The reversal of 49213441 is 14431294.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14431294 = 27215647.

It can be written as a sum of positive squares in 2 ways, for example, as 16769025 + 32444416 = 4095^2 + 5696^2 .

It is a cyclic number.

It is not a de Polignac number, because 49213441 - 29 = 49212929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49213141) 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, 665010 + ... + 665083.

It is an arithmetic number, because the mean of its divisors is an integer number (12635893).

Almost surely, 249213441 is an apocalyptic number.

It is an amenable number.

49213441 is a deficient number, since it is larger than the sum of its proper divisors (1330131).

49213441 is a wasteful number, since it uses less digits than its factorization.

49213441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330130.

The product of its digits is 3456, while the sum is 28.

The square root of 49213441 is about 7015.2292193484. The cubic root of 49213441 is about 366.4611251138.

The spelling of 49213441 in words is "forty-nine million, two hundred thirteen thousand, four hundred forty-one".

Divisors: 1 37 1330093 49213441