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46808561 = 191245071
BaseRepresentation
bin1011001010001…
…1110111110001
310021002010021102
42302203313301
543440333221
64351134145
71105603052
oct262436761
9107063242
1046808561
1124470a68
1213814355
13990b897
146306729
15419930b
hex2ca3df1

46808561 has 4 divisors (see below), whose sum is σ = 47053824. Its totient is φ = 46563300.

The previous prime is 46808539. The next prime is 46808563. The reversal of 46808561 is 16580864.

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 not a de Polignac number, because 46808561 - 218 = 46546417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46808563) 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, 122345 + ... + 122726.

It is an arithmetic number, because the mean of its divisors is an integer number (11763456).

Almost surely, 246808561 is an apocalyptic number.

It is an amenable number.

46808561 is a deficient number, since it is larger than the sum of its proper divisors (245263).

46808561 is a wasteful number, since it uses less digits than its factorization.

46808561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245262.

The product of its (nonzero) digits is 46080, while the sum is 38.

The square root of 46808561 is about 6841.6782297913. The cubic root of 46808561 is about 360.3919624857.

The spelling of 46808561 in words is "forty-six million, eight hundred eight thousand, five hundred sixty-one".

Divisors: 1 191 245071 46808561