Base | Representation |
---|---|
bin | 10010111110011111… |
… | …101110010000101110 |
3 | 1221121000202201222210 |
4 | 102332133232100232 |
5 | 313212204344144 |
6 | 13205513151250 |
7 | 1320634630332 |
oct | 227637562056 |
9 | 57530681883 |
10 | 20375856174 |
11 | 8706704363 |
12 | 3b479bb526 |
13 | 1bc951493b |
14 | db41a37c2 |
15 | 7e3c60ab9 |
hex | 4be7ee42e |
20375856174 has 32 divisors (see below), whose sum is σ = 41050864800. Its totient is φ = 6742249472.
The previous prime is 20375856089. The next prime is 20375856217. The reversal of 20375856174 is 47165857302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511522 + ... + 549914.
It is an arithmetic number, because the mean of its divisors is an integer number (1282839525).
Almost surely, 220375856174 is an apocalyptic number.
20375856174 is an abundant number, since it is smaller than the sum of its proper divisors (20675008626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20375856174 is a wasteful number, since it uses less digits than its factorization.
20375856174 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39044.
The product of its (nonzero) digits is 1411200, while the sum is 48.
The spelling of 20375856174 in words is "twenty billion, three hundred seventy-five million, eight hundred fifty-six thousand, one hundred seventy-four".
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