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488148088897 = 7472396208087
BaseRepresentation
bin1110001101001111110…
…01001011100001000001
31201122222212202020200001
413012213321023201001
530444211402321042
61012130243400001
750160523202560
oct7064771134101
91648885666601
10488148088897
11179027963247
127a733983001
1337055896321
14198ab153bd7
15ca703b5bb7
hex71a7e4b841

488148088897 has 16 divisors (see below), whose sum is σ = 572137390080. Its totient is φ = 407796753168.

The previous prime is 488148088877. The next prime is 488148088927. The reversal of 488148088897 is 798880841884.

It is a de Polignac number, because none of the positive numbers 2k-488148088897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (488148088807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3025413 + ... + 3182674.

It is an arithmetic number, because the mean of its divisors is an integer number (35758586880).

Almost surely, 2488148088897 is an apocalyptic number.

488148088897 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

488148088897 is a deficient number, since it is larger than the sum of its proper divisors (83989301183).

488148088897 is a wasteful number, since it uses less digits than its factorization.

488148088897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208380.

The product of its (nonzero) digits is 264241152, while the sum is 73.

The spelling of 488148088897 in words is "four hundred eighty-eight billion, one hundred forty-eight million, eighty-eight thousand, eight hundred ninety-seven".

Divisors: 1 7 47 239 329 1673 11233 78631 6208087 43456609 291780089 1483732793 2042460623 10386129551 69735441271 488148088897