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60488680561 = 156738601583
BaseRepresentation
bin111000010101011010…
…000000010001110001
312210010120010100110021
4320111122000101301
51442340100234221
643442122203441
74240652205241
oct702532002161
9183116110407
1060488680561
1123720312aa1
12b881653581
13591ca7ac9a
142cdb73db21
1518905d2041
hexe15680471

60488680561 has 4 divisors (see below), whose sum is σ = 60527283712. Its totient is φ = 60450077412.

The previous prime is 60488680547. The next prime is 60488680589. The reversal of 60488680561 is 16508688406.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60488680561 - 27 = 60488680433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 60488680499 and 60488680508.

It is not an unprimeable number, because it can be changed into a prime (60488680061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19299225 + ... + 19302358.

It is an arithmetic number, because the mean of its divisors is an integer number (15131820928).

Almost surely, 260488680561 is an apocalyptic number.

It is an amenable number.

60488680561 is a deficient number, since it is larger than the sum of its proper divisors (38603151).

60488680561 is a wasteful number, since it uses less digits than its factorization.

60488680561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38603150.

The product of its (nonzero) digits is 2211840, while the sum is 52.

The spelling of 60488680561 in words is "sixty billion, four hundred eighty-eight million, six hundred eighty thousand, five hundred sixty-one".

Divisors: 1 1567 38601583 60488680561