Base | Representation |
---|---|
bin | 11000010110100101… |
… | …010111001110001100 |
3 | 2111111100101102211020 |
4 | 120112211113032030 |
5 | 412023031300342 |
6 | 20002413154140 |
7 | 1613663154066 |
oct | 302645271614 |
9 | 74440342736 |
10 | 26148696972 |
11 | 100a9292072 |
12 | 509918b950 |
13 | 2609507478 |
14 | 13a0b60736 |
15 | a309770ec |
hex | 61695738c |
26148696972 has 48 divisors (see below), whose sum is σ = 61268078592. Its totient is φ = 8679960640.
The previous prime is 26148696961. The next prime is 26148696979. The reversal of 26148696972 is 27969684162.
It is not an unprimeable number, because it can be changed into a prime (26148696979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2956597 + ... + 2965427.
It is an arithmetic number, because the mean of its divisors is an integer number (1276418304).
Almost surely, 226148696972 is an apocalyptic number.
It is an amenable number.
26148696972 is an abundant number, since it is smaller than the sum of its proper divisors (35119381620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26148696972 is a wasteful number, since it uses less digits than its factorization.
26148696972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9838 (or 9836 counting only the distinct ones).
The product of its digits is 15676416, while the sum is 60.
The spelling of 26148696972 in words is "twenty-six billion, one hundred forty-eight million, six hundred ninety-six thousand, nine hundred seventy-two".
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