Base | Representation |
---|---|
bin | 1110101000110… |
… | …10001011100101 |
3 | 22120001102002002 |
4 | 13110122023211 |
5 | 222413300004 |
6 | 20103455045 |
7 | 3020463113 |
oct | 724321345 |
9 | 276042062 |
10 | 122790629 |
11 | 63348465 |
12 | 35157485 |
13 | 1c5931a0 |
14 | 12444ab3 |
15 | aba761e |
hex | 751a2e5 |
122790629 has 8 divisors (see below), whose sum is σ = 137985792. Its totient is φ = 108416880.
The previous prime is 122790593. The next prime is 122790683. The reversal of 122790629 is 926097221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 122790629 - 28 = 122790373 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122790592 and 122790601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122790329) 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, 205037 + ... + 205634.
It is an arithmetic number, because the mean of its divisors is an integer number (17248224).
Almost surely, 2122790629 is an apocalyptic number.
It is an amenable number.
122790629 is a deficient number, since it is larger than the sum of its proper divisors (15195163).
122790629 is a wasteful number, since it uses less digits than its factorization.
122790629 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 410707.
The product of its (nonzero) digits is 27216, while the sum is 38.
The square root of 122790629 is about 11081.0933124850. The cubic root of 122790629 is about 497.0366437362.
The spelling of 122790629 in words is "one hundred twenty-two million, seven hundred ninety thousand, six hundred twenty-nine".
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