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980093 = 3726489
BaseRepresentation
bin11101111010001111101
31211210102202
43233101331
5222330333
633001245
711221262
oct3572175
91753382
10980093
1160a3a4
123b3225
1328414a
141b7269
151455e8
hexef47d

980093 has 4 divisors (see below), whose sum is σ = 1006620. Its totient is φ = 953568.

The previous prime is 980081. The next prime is 980107. The reversal of 980093 is 390089.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 573049 + 407044 = 757^2 + 638^2 .

It is a cyclic number.

It is not a de Polignac number, because 980093 - 214 = 963709 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13208 + ... + 13281.

It is an arithmetic number, because the mean of its divisors is an integer number (251655).

2980093 is an apocalyptic number.

It is an amenable number.

980093 is a deficient number, since it is larger than the sum of its proper divisors (26527).

980093 is a wasteful number, since it uses less digits than its factorization.

980093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26526.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 980093 is about 989.9964646402. The cubic root of 980093 is about 99.3319807732.

The spelling of 980093 in words is "nine hundred eighty thousand, ninety-three".

Divisors: 1 37 26489 980093