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980268 = 22381689
BaseRepresentation
bin11101111010100101100
31211210200020
43233110230
5222332033
633002140
711221632
oct3572454
91753606
10980268
1160a543
123b3350
13284253
141b7352
151456b3
hexef52c

980268 has 12 divisors (see below), whose sum is σ = 2287320. Its totient is φ = 326752.

The previous prime is 980261. The next prime is 980293. The reversal of 980268 is 862089.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 980268.

It is not an unprimeable number, because it can be changed into a prime (980261) by changing a digit.

980268 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 in 3 ways as a sum of consecutive naturals, for example, 40833 + ... + 40856.

It is an arithmetic number, because the mean of its divisors is an integer number (190610).

2980268 is an apocalyptic number.

It is an amenable number.

980268 is an abundant number, since it is smaller than the sum of its proper divisors (1307052).

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

980268 is a wasteful number, since it uses less digits than its factorization.

980268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81696 (or 81694 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 980268 is about 990.0848448492. The cubic root of 980268 is about 99.3378924783.

It can be divided in two parts, 9802 and 68, that added together give a triangular number (9870 = T140).

The spelling of 980268 in words is "nine hundred eighty thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 81689 163378 245067 326756 490134 980268