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70093 = 292417
BaseRepresentation
bin10001000111001101
310120011001
4101013031
54220333
61300301
7411232
oct210715
9116131
1070093
1148731
1234691
1325b9a
141b789
1515b7d
hex111cd

70093 has 4 divisors (see below), whose sum is σ = 72540. Its totient is φ = 67648.

The previous prime is 70079. The next prime is 70099. The reversal of 70093 is 39007.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39007 = 192053.

It can be written as a sum of positive squares in 2 ways, for example, as 56169 + 13924 = 237^2 + 118^2 .

It is a cyclic number.

It is not a de Polignac number, because 70093 - 25 = 70061 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 70093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70099) 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, 1180 + ... + 1237.

It is an arithmetic number, because the mean of its divisors is an integer number (18135).

270093 is an apocalyptic number.

It is an amenable number.

70093 is a deficient number, since it is larger than the sum of its proper divisors (2447).

70093 is a wasteful number, since it uses less digits than its factorization.

70093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446.

The product of its (nonzero) digits is 189, while the sum is 19.

The square root of 70093 is about 264.7508262499. The cubic root of 70093 is about 41.2310963276.

The spelling of 70093 in words is "seventy thousand, ninety-three".

Divisors: 1 29 2417 70093