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648295483 = 11181359907
BaseRepresentation
bin100110101001000…
…011010000111011
31200011212211012211
4212221003100323
52311430423413
6144155115551
722031264203
oct4651032073
91604784184
10648295483
11302a44aa0
12161142bb7
13a44081c4
1462159403
153bdac83d
hex26a4343b

648295483 has 16 divisors (see below), whose sum is σ = 713905920. Its totient is φ = 583826400.

The previous prime is 648295469. The next prime is 648295507. The reversal of 648295483 is 384592846.

It is a cyclic number.

It is not a de Polignac number, because 648295483 - 213 = 648287291 is a prime.

It is a super-3 number, since 3×6482954833 (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (648295423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714316 + ... + 715222.

It is an arithmetic number, because the mean of its divisors is an integer number (44619120).

Almost surely, 2648295483 is an apocalyptic number.

648295483 is a deficient number, since it is larger than the sum of its proper divisors (65610437).

648295483 is a wasteful number, since it uses less digits than its factorization.

648295483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458.

The product of its digits is 1658880, while the sum is 49.

The square root of 648295483 is about 25461.6472954913. The cubic root of 648295483 is about 865.4812531323.

The spelling of 648295483 in words is "six hundred forty-eight million, two hundred ninety-five thousand, four hundred eighty-three".

Divisors: 1 11 181 359 907 1991 3949 9977 64979 164167 325613 714769 1805837 3581743 58935953 648295483