Search a number
-
+
487272948 = 22379514001
BaseRepresentation
bin11101000010110…
…011000111110100
31020221220000211020
4131002303013310
51444220213243
6120203541140
715034515561
oct3502630764
91227800736
10487272948
11230064418
1211722a7b0
1379c4a1b6
1448a01868
152cba2283
hex1d0b31f4

487272948 has 24 divisors (see below), whose sum is σ = 1151364480. Its totient is φ = 160368000.

The previous prime is 487272931. The next prime is 487272967. The reversal of 487272948 is 849272784.

It is a super-2 number, since 2×4872729482 = 474869851705221408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 487272948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256053 + ... + 257948.

It is an arithmetic number, because the mean of its divisors is an integer number (47973520).

Almost surely, 2487272948 is an apocalyptic number.

It is an amenable number.

487272948 is an abundant number, since it is smaller than the sum of its proper divisors (664091532).

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

487272948 is a wasteful number, since it uses less digits than its factorization.

487272948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514087 (or 514085 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 51.

The square root of 487272948 is about 22074.2598516915. The cubic root of 487272948 is about 786.9082534683.

The spelling of 487272948 in words is "four hundred eighty-seven million, two hundred seventy-two thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 79 158 237 316 474 948 514001 1028002 1542003 2056004 3084006 6168012 40606079 81212158 121818237 162424316 243636474 487272948