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487925943 = 31489109229
BaseRepresentation
bin11101000101010…
…010100010110111
31021000010012120020
4131011102202313
51444402112233
6120225540223
715043205421
oct3505224267
91230105506
10487925943
1123046aa8a
121174a4673
137a11849b
1448b31811
152cc809b3
hex1d1528b7

487925943 has 8 divisors (see below), whose sum is σ = 651010800. Its totient is φ = 325062528.

The previous prime is 487925939. The next prime is 487925981. The reversal of 487925943 is 349529784.

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

It is not a de Polignac number, because 487925943 - 22 = 487925939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487925903) 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, 50148 + ... + 59081.

It is an arithmetic number, because the mean of its divisors is an integer number (81376350).

Almost surely, 2487925943 is an apocalyptic number.

487925943 is a deficient number, since it is larger than the sum of its proper divisors (163084857).

487925943 is a wasteful number, since it uses less digits than its factorization.

487925943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110721.

The product of its digits is 2177280, while the sum is 51.

The square root of 487925943 is about 22089.0457693401. The cubic root of 487925943 is about 787.2596087625.

The spelling of 487925943 in words is "four hundred eighty-seven million, nine hundred twenty-five thousand, nine hundred forty-three".

Divisors: 1 3 1489 4467 109229 327687 162641981 487925943