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634333316 = 22192439289
BaseRepresentation
bin100101110011110…
…010100010000100
31122012121110201112
4211303302202010
52244342131231
6142535544152
721501513161
oct4563624204
91565543645
10634333316
112a6079011
1215852b058
13a155a076
1460363068
153aa5092b
hex25cf2884

634333316 has 18 divisors (see below), whose sum is σ = 1171586430. Its totient is φ = 300472992.

The previous prime is 634333289. The next prime is 634333319. The reversal of 634333316 is 613333436.

It can be written as a sum of positive squares in only one way, i.e., 511212100 + 123121216 = 22610^2 + 11096^2 .

It is not an unprimeable number, because it can be changed into a prime (634333319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 218201 + ... + 221088.

It is an arithmetic number, because the mean of its divisors is an integer number (65088135).

Almost surely, 2634333316 is an apocalyptic number.

It is an amenable number.

634333316 is a deficient number, since it is larger than the sum of its proper divisors (537253114).

634333316 is a wasteful number, since it uses less digits than its factorization.

634333316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439331 (or 439310 counting only the distinct ones).

The product of its digits is 34992, while the sum is 32.

The square root of 634333316 is about 25185.9745890446. The cubic root of 634333316 is about 859.2228945491. Note that the first 3 decimals are identical.

The spelling of 634333316 in words is "six hundred thirty-four million, three hundred thirty-three thousand, three hundred sixteen".

Divisors: 1 2 4 19 38 76 361 722 1444 439289 878578 1757156 8346491 16692982 33385964 158583329 317166658 634333316