Search a number
-
+
487301004872 = 231123613139333
BaseRepresentation
bin1110001011101010110…
…01110011111001001000
31201120210211210220211122
413011311121303321020
530440443024123442
61011510223414412
750130526125053
oct7056531637110
91646724726748
10487301004872
11178732793500
127a538154408
1336c4c239386
141982a84da9a
15ca20d3cdd2
hex7175673e48

487301004872 has 48 divisors (see below), whose sum is σ = 1004588386620. Its totient is φ = 221437560960.

The previous prime is 487301004857. The next prime is 487301004877. The reversal of 487301004872 is 278400103784.

It can be written as a sum of positive squares in 2 ways, for example, as 326504816836 + 160796188036 = 571406^2 + 400994^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (487301004877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3427718 + ... + 3567050.

Almost surely, 2487301004872 is an apocalyptic number.

It is an amenable number.

487301004872 is an abundant number, since it is smaller than the sum of its proper divisors (517287381748).

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

487301004872 is a wasteful number, since it uses less digits than its factorization.

487301004872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142974 (or 142959 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 44.

The spelling of 487301004872 in words is "four hundred eighty-seven billion, three hundred one million, four thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 968 3613 7226 14452 28904 39743 79486 139333 158972 278666 317944 437173 557332 874346 1114664 1532663 1748692 3065326 3497384 6130652 12261304 16859293 33718586 67437172 134874344 503410129 1006820258 2013640516 4027281032 5537511419 11075022838 22150045676 44300091352 60912625609 121825251218 243650502436 487301004872