Base | Representation |
---|---|
bin | 11011001011110001… |
… | …101100100100010110 |
3 | 2210100012111211101000 |
4 | 123023301230210112 |
5 | 434234240344410 |
6 | 21224205044130 |
7 | 2052215026230 |
oct | 331361544426 |
9 | 83305454330 |
10 | 29188606230 |
11 | 11419230973 |
12 | 57a7256646 |
13 | 29a2253144 |
14 | 15ac795250 |
15 | b5c7a0dc0 |
hex | 6cbc6c916 |
29188606230 has 128 divisors (see below), whose sum is σ = 90209064960. Its totient is φ = 6577683840.
The previous prime is 29188606217. The next prime is 29188606241. The reversal of 29188606230 is 3260688192.
29188606230 is a `hidden beast` number, since 2 + 9 + 1 + 8 + 8 + 606 + 2 + 30 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25432 + ... + 242948.
It is an arithmetic number, because the mean of its divisors is an integer number (704758320).
Almost surely, 229188606230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 29188606230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45104532480).
29188606230 is an abundant number, since it is smaller than the sum of its proper divisors (61020458730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29188606230 is a wasteful number, since it uses less digits than its factorization.
29188606230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217611 (or 217605 counting only the distinct ones).
The product of its (nonzero) digits is 248832, while the sum is 45.
The spelling of 29188606230 in words is "twenty-nine billion, one hundred eighty-eight million, six hundred six thousand, two hundred thirty".
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