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4663631380 = 22510711171951
BaseRepresentation
bin1000101011111100…
…10101111000010100
3110001000110000120011
410111332111320110
534022342201010
62050433450004
7223366132642
oct42576257024
913030400504
104663631380
111a83553311
12aa1a10904
135942690c5
14323542192
151c4661a8a
hex115f95e14

4663631380 has 48 divisors (see below), whose sum is σ = 9899076096. Its totient is φ = 1845417600.

The previous prime is 4663631347. The next prime is 4663631449. The reversal of 4663631380 is 831363664.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2389405 + ... + 2391355.

It is an arithmetic number, because the mean of its divisors is an integer number (206230752).

Almost surely, 24663631380 is an apocalyptic number.

It is an amenable number.

4663631380 is an abundant number, since it is smaller than the sum of its proper divisors (5235444716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4663631380 is a wasteful number, since it uses less digits than its factorization.

4663631380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3184 (or 3182 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 40.

The square root of 4663631380 is about 68290.7854691978. The cubic root of 4663631380 is about 1670.7369284009.

The spelling of 4663631380 in words is "four billion, six hundred sixty-three million, six hundred thirty-one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 107 214 428 535 1070 1117 1951 2140 2234 3902 4468 5585 7804 9755 11170 19510 22340 39020 119519 208757 239038 417514 478076 597595 835028 1043785 1195190 2087570 2179267 2390380 4175140 4358534 8717068 10896335 21792670 43585340 233181569 466363138 932726276 1165907845 2331815690 4663631380