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421060633 = 7263228713
BaseRepresentation
bin11001000110001…
…110000000011001
31002100022002121021
4121012032000121
51330242420013
6105440442441
713301646010
oct3106160031
91070262537
10421060633
111a67500a4
12b9019421
1369306706
143dcc7a77
1526e73a8d
hex1918e019

421060633 has 8 divisors (see below), whose sum is σ = 483043968. Its totient is φ = 359535264.

The previous prime is 421060603. The next prime is 421060637. The reversal of 421060633 is 336060124.

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-421060633 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421060598 and 421060607.

It is not an unprimeable number, because it can be changed into a prime (421060637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112516 + ... + 116197.

It is an arithmetic number, because the mean of its divisors is an integer number (60380496).

Almost surely, 2421060633 is an apocalyptic number.

It is an amenable number.

421060633 is a deficient number, since it is larger than the sum of its proper divisors (61983335).

421060633 is a wasteful number, since it uses less digits than its factorization.

421060633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228983.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 421060633 is about 20519.7620112905. The cubic root of 421060633 is about 749.5171012933.

The spelling of 421060633 in words is "four hundred twenty-one million, sixty thousand, six hundred thirty-three".

Divisors: 1 7 263 1841 228713 1600991 60151519 421060633