Search a number
-
+
49626761 = 181487563
BaseRepresentation
bin1011110101001…
…1111010001001
310110101022010012
42331103322021
5100201024021
64531401305
71141551302
oct275237211
9113338105
1049626761
1126016358
1214753235
13a387562
14683b7a9
15455435b
hex2f53e89

49626761 has 8 divisors (see below), whose sum is σ = 50092224. Its totient is φ = 49163760.

The previous prime is 49626751. The next prime is 49626767. The reversal of 49626761 is 16762694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49626761 is a prime.

It is a super-2 number, since 2×496267612 = 4925630814702242, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49626767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87866 + ... + 88428.

It is an arithmetic number, because the mean of its divisors is an integer number (6261528).

Almost surely, 249626761 is an apocalyptic number.

It is an amenable number.

49626761 is a deficient number, since it is larger than the sum of its proper divisors (465463).

49626761 is a wasteful number, since it uses less digits than its factorization.

49626761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231.

The product of its digits is 108864, while the sum is 41.

The square root of 49626761 is about 7044.6263917968. The cubic root of 49626761 is about 367.4841765905.

The spelling of 49626761 in words is "forty-nine million, six hundred twenty-six thousand, seven hundred sixty-one".

Divisors: 1 181 487 563 88147 101903 274181 49626761