Base | Representation |
---|---|
bin | 11011010000101000… |
… | …011111010110110010 |
3 | 2210112212211001212020 |
4 | 123100220133112302 |
5 | 434421120011043 |
6 | 21240235212310 |
7 | 2054224364664 |
oct | 332050372662 |
9 | 83485731766 |
10 | 29270078898 |
11 | 11460218555 |
12 | 580a5a7096 |
13 | 29b60aa918 |
14 | 15b9522534 |
15 | b649e5e83 |
hex | 6d0a1f5b2 |
29270078898 has 32 divisors (see below), whose sum is σ = 61201008000. Its totient is φ = 9332465648.
The previous prime is 29270078897. The next prime is 29270078923. The reversal of 29270078898 is 89887007292.
It is not an unprimeable number, because it can be changed into a prime (29270078897) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127473 + ... + 273476.
It is an arithmetic number, because the mean of its divisors is an integer number (1912531500).
Almost surely, 229270078898 is an apocalyptic number.
29270078898 is an abundant number, since it is smaller than the sum of its proper divisors (31930929102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29270078898 is an equidigital number, since it uses as much as digits as its factorization.
29270078898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 401023 (or 400977 counting only the distinct ones).
The product of its (nonzero) digits is 8128512, while the sum is 60.
The spelling of 29270078898 in words is "twenty-nine billion, two hundred seventy million, seventy-eight thousand, eight hundred ninety-eight".
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