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980193 = 3397823
BaseRepresentation
bin11101111010011100001
31211210120110
43233103201
5222331233
633001533
711221464
oct3572341
91753513
10980193
1160a485
123b32a9
132841c6
141b72db
15145663
hexef4e1

980193 has 8 divisors (see below), whose sum is σ = 1311808. Its totient is φ = 651024.

The previous prime is 980179. The next prime is 980197. The reversal of 980193 is 391089.

It is a happy number.

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

It is not a de Polignac number, because 980193 - 213 = 972001 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 980193.

It is not an unprimeable number, because it can be changed into a prime (980197) 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, 780 + ... + 1602.

It is an arithmetic number, because the mean of its divisors is an integer number (163976).

2980193 is an apocalyptic number.

It is an amenable number.

980193 is a deficient number, since it is larger than the sum of its proper divisors (331615).

980193 is a wasteful number, since it uses less digits than its factorization.

980193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223.

The product of its (nonzero) digits is 1944, while the sum is 30.

The square root of 980193 is about 990.0469685828. The cubic root of 980193 is about 99.3353589766.

The spelling of 980193 in words is "nine hundred eighty thousand, one hundred ninety-three".

Divisors: 1 3 397 823 1191 2469 326731 980193