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49408941 = 316469647
BaseRepresentation
bin1011110001111…
…0101110101101
310102222020022210
42330132232231
5100122041231
64523001033
71136653251
oct274365655
9112866283
1049408941
112598773a
1214669179
13a30c37a
1467c2261
15450ea46
hex2f1ebad

49408941 has 4 divisors (see below), whose sum is σ = 65878592. Its totient is φ = 32939292.

The previous prime is 49408939. The next prime is 49408943. The reversal of 49408941 is 14980494.

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 an interprime number because it is at equal distance from previous prime (49408939) and next prime (49408943).

It is not a de Polignac number, because 49408941 - 21 = 49408939 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 49408941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49408943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8234821 + ... + 8234826.

It is an arithmetic number, because the mean of its divisors is an integer number (16469648).

Almost surely, 249408941 is an apocalyptic number.

It is an amenable number.

49408941 is a deficient number, since it is larger than the sum of its proper divisors (16469651).

49408941 is a wasteful number, since it uses less digits than its factorization.

49408941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16469650.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 49408941 is about 7029.1493795480. The cubic root of 49408941 is about 366.9457385990.

The spelling of 49408941 in words is "forty-nine million, four hundred eight thousand, nine hundred forty-one".

Divisors: 1 3 16469647 49408941