Search a number
-
+
487759107 = 31121343689
BaseRepresentation
bin11101000100101…
…001110100000011
31020222210201201010
4131010221310003
51444331242412
6120222212003
715041612133
oct3504516403
91228721633
10487759107
11230366700
12117424003
137a08a574
1448acaac3
152cc4b33c
hex1d129d03

487759107 has 12 divisors (see below), whose sum is σ = 714843080. Its totient is φ = 295611360.

The previous prime is 487759093. The next prime is 487759117. The reversal of 487759107 is 701957784.

It is not a de Polignac number, because 487759107 - 26 = 487759043 is a prime.

It is a super-2 number, since 2×4877591072 = 475817892922874898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (487759117) 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 11 ways as a sum of consecutive naturals, for example, 671482 + ... + 672207.

Almost surely, 2487759107 is an apocalyptic number.

487759107 is a deficient number, since it is larger than the sum of its proper divisors (227083973).

487759107 is a wasteful number, since it uses less digits than its factorization.

487759107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343714 (or 1343703 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 48.

The square root of 487759107 is about 22085.2690044745. The cubic root of 487759107 is about 787.1698695860.

The spelling of 487759107 in words is "four hundred eighty-seven million, seven hundred fifty-nine thousand, one hundred seven".

Divisors: 1 3 11 33 121 363 1343689 4031067 14780579 44341737 162586369 487759107