Base | Representation |
---|---|
bin | 1000101100101… |
… | …00000010001101 |
3 | 12002021122200121 |
4 | 10112110002031 |
5 | 122134124333 |
6 | 11123424541 |
7 | 1544063545 |
oct | 426240215 |
9 | 162248617 |
10 | 72958093 |
11 | 3820154a |
12 | 20525151 |
13 | 12166090 |
14 | 9992325 |
15 | 661232d |
hex | 459408d |
72958093 has 18 divisors (see below), whose sum is σ = 82940046. Its totient is φ = 63792432.
The previous prime is 72958091. The next prime is 72958099. The reversal of 72958093 is 39085927.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 50509449 + 22448644 = 7107^2 + 4738^2 .
It is not a de Polignac number, because 72958093 - 21 = 72958091 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72958091) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 708280 + ... + 708382.
Almost surely, 272958093 is an apocalyptic number.
It is an amenable number.
72958093 is a deficient number, since it is larger than the sum of its proper divisors (9981953).
72958093 is a wasteful number, since it uses less digits than its factorization.
72958093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265 (or 139 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 43.
The square root of 72958093 is about 8541.5509715742. The cubic root of 72958093 is about 417.8539300979.
The spelling of 72958093 in words is "seventy-two million, nine hundred fifty-eight thousand, ninety-three".
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