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49075 = 5213151
BaseRepresentation
bin1011111110110011
32111022121
423332303
53032300
61015111
7263035
oct137663
974277
1049075
1133964
1224497
1319450
1413c55
15e81a
hexbfb3

49075 has 12 divisors (see below), whose sum is σ = 65968. Its totient is φ = 36000.

The previous prime is 49069. The next prime is 49081. The reversal of 49075 is 57094.

It is an interprime number because it is at equal distance from previous prime (49069) and next prime (49081).

It is not a de Polignac number, because 49075 - 25 = 49043 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an Ulam number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250 + ... + 400.

249075 is an apocalyptic number.

49075 is a deficient number, since it is larger than the sum of its proper divisors (16893).

49075 is a wasteful number, since it uses less digits than its factorization.

49075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174 (or 169 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 49075 is about 221.5287791688. The cubic root of 49075 is about 36.6117175099.

It can be divided in two parts, 490 and 75, that added together give a palindrome (565).

The spelling of 49075 in words is "forty-nine thousand, seventy-five".

Divisors: 1 5 13 25 65 151 325 755 1963 3775 9815 49075