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49193741 = 251195991
BaseRepresentation
bin1011101110101…
…0001100001101
310102120022010102
42323222030031
5100043144431
64514220445
71135065662
oct273521415
9112508112
1049193741
112584aa93
1214584725
13a26542c
146767a69
1544badcb
hex2eea30d

49193741 has 4 divisors (see below), whose sum is σ = 49389984. Its totient is φ = 48997500.

The previous prime is 49193731. The next prime is 49193743. The reversal of 49193741 is 14739194.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49193741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49193695 and 49193704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49193743) 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, 97745 + ... + 98246.

It is an arithmetic number, because the mean of its divisors is an integer number (12347496).

Almost surely, 249193741 is an apocalyptic number.

It is an amenable number.

49193741 is a deficient number, since it is larger than the sum of its proper divisors (196243).

49193741 is a wasteful number, since it uses less digits than its factorization.

49193741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196242.

The product of its digits is 27216, while the sum is 38.

The square root of 49193741 is about 7013.8249906880. The cubic root of 49193741 is about 366.4122208069.

The spelling of 49193741 in words is "forty-nine million, one hundred ninety-three thousand, seven hundred forty-one".

Divisors: 1 251 195991 49193741