Base | Representation |
---|---|
bin | 100001110100100011… |
… | …1110010001011001110 |
3 | 20221110202022012110101 |
4 | 1003221013302023032 |
5 | 2142221413433330 |
6 | 53211022001314 |
7 | 5150565662311 |
oct | 1035107621316 |
9 | 227422265411 |
10 | 72630608590 |
11 | 288910a3261 |
12 | 120aba1623a |
13 | 6b06446597 |
14 | 3730144978 |
15 | 1d5153a4ca |
hex | 10e91f22ce |
72630608590 has 16 divisors (see below), whose sum is σ = 137615890320. Its totient is φ = 27523177920.
The previous prime is 72630608587. The next prime is 72630608591. The reversal of 72630608590 is 9580603627.
It is a self number, because there is not a number n which added to its sum of digits gives 72630608590.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72630608591) 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, 191132991 + ... + 191133370.
It is an arithmetic number, because the mean of its divisors is an integer number (8600993145).
Almost surely, 272630608590 is an apocalyptic number.
72630608590 is a deficient number, since it is larger than the sum of its proper divisors (64985281730).
72630608590 is a wasteful number, since it uses less digits than its factorization.
72630608590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 382266387.
The product of its (nonzero) digits is 544320, while the sum is 46.
The spelling of 72630608590 in words is "seventy-two billion, six hundred thirty million, six hundred eight thousand, five hundred ninety".
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