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980488 = 23122561
BaseRepresentation
bin11101111011000001000
31211210222101
43233120020
5222333423
633003144
711222365
oct3573010
91753871
10980488
1160a723
123b34b4
13284392
141b746c
151457ad
hexef608

980488 has 8 divisors (see below), whose sum is σ = 1838430. Its totient is φ = 490240.

The previous prime is 980471. The next prime is 980489. The reversal of 980488 is 884089.

980488 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 669124 + 311364 = 818^2 + 558^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×9804882 = 1922713436288, which contains 22 as substring.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (980489) by changing a digit.

980488 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61273 + ... + 61288.

2980488 is an apocalyptic number.

It is an amenable number.

980488 is a deficient number, since it is larger than the sum of its proper divisors (857942).

980488 is a wasteful number, since it uses less digits than its factorization.

980488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122567 (or 122563 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 980488 is about 990.1959402058. The cubic root of 980488 is about 99.3453233379.

The spelling of 980488 in words is "nine hundred eighty thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 122561 245122 490244 980488