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488049717 = 31051154789
BaseRepresentation
bin11101000101110…
…000110000110101
31021000100111100110
4131011300300311
51444420042332
6120232333233
715044232321
oct3505606065
91230314313
10488049717
11230544a81
12117544219
137a15c91c
1448b64981
152cca74cc
hex1d170c35

488049717 has 8 divisors (see below), whose sum is σ = 651356320. Its totient is φ = 325054800.

The previous prime is 488049703. The next prime is 488049733. The reversal of 488049717 is 717940884.

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

It is not a de Polignac number, because 488049717 - 27 = 488049589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488049767) 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, 74242 + ... + 80547.

It is an arithmetic number, because the mean of its divisors is an integer number (81419540).

Almost surely, 2488049717 is an apocalyptic number.

It is an amenable number.

488049717 is a deficient number, since it is larger than the sum of its proper divisors (163306603).

488049717 is a wasteful number, since it uses less digits than its factorization.

488049717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155843.

The product of its (nonzero) digits is 451584, while the sum is 48.

The square root of 488049717 is about 22091.8472971366. The cubic root of 488049717 is about 787.3261721648.

The spelling of 488049717 in words is "four hundred eighty-eight million, forty-nine thousand, seven hundred seventeen".

Divisors: 1 3 1051 3153 154789 464367 162683239 488049717