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488081271 = 3179570221
BaseRepresentation
bin11101000101111…
…000011101110111
31021000102002122010
4131011320131313
51444422100041
6120233135303
715044423316
oct3505703567
91230362563
10488081271
11230566757
1211755a533
137a1710b2
1448b7227d
152ccb1a16
hex1d178777

488081271 has 8 divisors (see below), whose sum is σ = 689055984. Its totient is φ = 306247040.

The previous prime is 488081263. The next prime is 488081287. The reversal of 488081271 is 172180884.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 488081271 - 23 = 488081263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488081201) 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, 4785060 + ... + 4785161.

It is an arithmetic number, because the mean of its divisors is an integer number (86131998).

Almost surely, 2488081271 is an apocalyptic number.

488081271 is a deficient number, since it is larger than the sum of its proper divisors (200974713).

488081271 is a wasteful number, since it uses less digits than its factorization.

488081271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9570241.

The product of its (nonzero) digits is 28672, while the sum is 39.

The square root of 488081271 is about 22092.5614404487. The cubic root of 488081271 is about 787.3431395309.

The spelling of 488081271 in words is "four hundred eighty-eight million, eighty-one thousand, two hundred seventy-one".

Divisors: 1 3 17 51 9570221 28710663 162693757 488081271