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988380560377 = 71348511047061
BaseRepresentation
bin11100110001000000001…
…00100111101111111001
310111111011221101201211101
432120200010213233321
5112143200410413002
62034020013331401
7131256664100530
oct16304004475771
93444157351741
10988380560377
11351196071a31
1213b67a796b61
1372285c2a292
1435ba31ad317
151aa9b619587
hexe620127bf9

988380560377 has 8 divisors (see below), whose sum is σ = 1129587238592. Its totient is φ = 847176246000.

The previous prime is 988380560369. The next prime is 988380560383. The reversal of 988380560377 is 773065083889.

988380560377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 988380560377 - 23 = 988380560369 is a prime.

It is a super-2 number, since 2×9883805603772 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (988380560317) 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, 420427 + ... + 1467487.

It is an arithmetic number, because the mean of its divisors is an integer number (141198404824).

Almost surely, 2988380560377 is an apocalyptic number.

It is an amenable number.

988380560377 is a deficient number, since it is larger than the sum of its proper divisors (141206678215).

988380560377 is a wasteful number, since it uses less digits than its factorization.

988380560377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181919.

The product of its (nonzero) digits is 60963840, while the sum is 64.

The spelling of 988380560377 in words is "nine hundred eighty-eight billion, three hundred eighty million, five hundred sixty thousand, three hundred seventy-seven".

Divisors: 1 7 134851 943957 1047061 7329427 141197222911 988380560377