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623682041 = 16719119553
BaseRepresentation
bin100101001011001…
…010000111111001
31121110120022220212
4211023022013321
52234130311131
6141515400505
721312131663
oct4513120771
91543508825
10623682041
112a0063604
12154a53135
139c29ac38
145cb8d533
1539b49a2b
hex252ca1f9

623682041 has 8 divisors (see below), whose sum is σ = 630733824. Its totient is φ = 616670080.

The previous prime is 623681987. The next prime is 623682047. The reversal of 623682041 is 140286326.

623682041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 623682041 - 210 = 623681017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 623681989 and 623682007.

It is not an unprimeable number, because it can be changed into a prime (623682047) 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, 22121 + ... + 41673.

It is an arithmetic number, because the mean of its divisors is an integer number (78841728).

Almost surely, 2623682041 is an apocalyptic number.

It is an amenable number.

623682041 is a deficient number, since it is larger than the sum of its proper divisors (7051783).

623682041 is a wasteful number, since it uses less digits than its factorization.

623682041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19911.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 623682041 is about 24973.6269092016. The cubic root of 623682041 is about 854.3865695561.

The spelling of 623682041 in words is "six hundred twenty-three million, six hundred eighty-two thousand, forty-one".

Divisors: 1 167 191 19553 31897 3265351 3734623 623682041