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488761257601 = 2917994155511
BaseRepresentation
bin1110001110011000111…
…00001110111010000001
31201201120121112110000001
413013030130032322001
531001440340220401
61012311150000001
750211650066461
oct7071434167201
91651517473001
10488761257601
11179311a95a41
127a8851a6001
1337122922b46
1419928767ba1
15caa9135601
hex71cc70ee81

488761257601 has 8 divisors (see below), whose sum is σ = 508439764800. Its totient is φ = 469271061840.

The previous prime is 488761257577. The next prime is 488761257631. The reversal of 488761257601 is 106752167884.

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 488761257601 - 235 = 454401519233 is a prime.

It is a super-2 number, since 2×4887612576012 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (488761257631) 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 7 ways as a sum of consecutive naturals, for example, 47072565 + ... + 47082946.

It is an arithmetic number, because the mean of its divisors is an integer number (63554970600).

Almost surely, 2488761257601 is an apocalyptic number.

It is an amenable number.

488761257601 is a deficient number, since it is larger than the sum of its proper divisors (19678507199).

488761257601 is a wasteful number, since it uses less digits than its factorization.

488761257601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94155719.

The product of its (nonzero) digits is 4515840, while the sum is 55.

The spelling of 488761257601 in words is "four hundred eighty-eight billion, seven hundred sixty-one million, two hundred fifty-seven thousand, six hundred one".

Divisors: 1 29 179 5191 94155511 2730509819 16853836469 488761257601