Base | Representation |
---|---|
bin | 11000010100001101… |
… | …111110101111101010 |
3 | 2111101120201021121101 |
4 | 120110031332233222 |
5 | 411432401403340 |
6 | 15554434432014 |
7 | 1613001643225 |
oct | 302415765752 |
9 | 74346637541 |
10 | 26109012970 |
11 | 10088947977 |
12 | 5087a3260a |
13 | 2601221701 |
14 | 13997905bc |
15 | a2c238c9a |
hex | 61437ebea |
26109012970 has 16 divisors (see below), whose sum is σ = 46998241920. Its totient is φ = 10443156624.
The previous prime is 26109012931. The next prime is 26109013009. The reversal of 26109012970 is 7921090162.
It is an interprime number because it is at equal distance from previous prime (26109012931) and next prime (26109013009).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 290251 + ... + 369409.
It is an arithmetic number, because the mean of its divisors is an integer number (2937390120).
Almost surely, 226109012970 is an apocalyptic number.
26109012970 is the 131932-nd pentagonal number.
26109012970 is a deficient number, since it is larger than the sum of its proper divisors (20889228950).
26109012970 is a wasteful number, since it uses less digits than its factorization.
26109012970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112149.
The product of its (nonzero) digits is 13608, while the sum is 37.
The spelling of 26109012970 in words is "twenty-six billion, one hundred nine million, twelve thousand, nine hundred seventy".
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