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488400048959 = 3171313708943
BaseRepresentation
bin1110001101101101110…
…10010101001100111111
31201200122102212010220012
413012312322111030333
531000220403031314
61012211244013435
750200002630164
oct7066672251477
91650572763805
10488400048959
111791471055a9
127a7a423127b
1337095b43c14
14198d27c006b
15ca8758593e
hex71b6e9533f

488400048959 has 16 divisors (see below), whose sum is σ = 512889790464. Its totient is φ = 464498798400.

The previous prime is 488400048953. The next prime is 488400048967. The reversal of 488400048959 is 959840004884.

It is a cyclic number.

It is not a de Polignac number, because 488400048959 - 24 = 488400048943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 488400048898 and 488400048907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488400048953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334442 + ... + 1043384.

It is an arithmetic number, because the mean of its divisors is an integer number (32055611904).

Almost surely, 2488400048959 is an apocalyptic number.

488400048959 is a deficient number, since it is larger than the sum of its proper divisors (24489741505).

488400048959 is a wasteful number, since it uses less digits than its factorization.

488400048959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709358.

The product of its (nonzero) digits is 13271040, while the sum is 59.

The spelling of 488400048959 in words is "four hundred eighty-eight billion, four hundred million, forty-eight thousand, nine hundred fifty-nine".

Divisors: 1 31 71 313 2201 9703 22223 688913 708943 21977233 50334953 221899159 1560383543 6878873929 15754840289 488400048959