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9880120 = 2351391777
BaseRepresentation
bin100101101100…
…001000111000
3200120221222101
4211230020320
510012130440
6551433144
7146660005
oct45541070
920527871
109880120
115639098
1233857b4
13207c133
1414528ac
15d0269a
hex96c238

9880120 has 32 divisors (see below), whose sum is σ = 22402800. Its totient is φ = 3921408.

The previous prime is 9880093. The next prime is 9880127. The reversal of 9880120 is 210889.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9880127) 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, 4672 + ... + 6448.

Almost surely, 29880120 is an apocalyptic number.

It is an amenable number.

9880120 is an abundant number, since it is smaller than the sum of its proper divisors (12522680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9880120 is a wasteful number, since it uses less digits than its factorization.

9880120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927 (or 1923 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 9880120 is about 3143.2658175853. The cubic root of 9880120 is about 214.5790935998.

It can be divided in two parts, 9880 and 120, that added together give a 4-th power (10000 = 104).

The spelling of 9880120 in words is "nine million, eight hundred eighty thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 139 278 556 695 1112 1390 1777 2780 3554 5560 7108 8885 14216 17770 35540 71080 247003 494006 988012 1235015 1976024 2470030 4940060 9880120