Base | Representation |
---|---|
bin | 11101001100110111… |
… | …001011011000000000 |
3 | 2222221010122200012112 |
4 | 131030313023120000 |
5 | 1003203200212000 |
6 | 22223131314452 |
7 | 2156663121005 |
oct | 351467133000 |
9 | 88833580175 |
10 | 31354304000 |
11 | 1232a761738 |
12 | 60b05aba28 |
13 | 2c58b34506 |
14 | 17362638ac |
15 | c37994235 |
hex | 74cdcb600 |
31354304000 has 80 divisors (see below), whose sum is σ = 78184076256. Its totient is φ = 12541696000.
The previous prime is 31354303999. The next prime is 31354304041. The reversal of 31354304000 is 40345313.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
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, 180956 + ... + 308955.
Almost surely, 231354304000 is an apocalyptic number.
It is an amenable number.
31354304000 is an abundant number, since it is smaller than the sum of its proper divisors (46829772256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31354304000 is an frugal number, since it uses more digits than its factorization.
31354304000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 489944 (or 489918 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 23.
Adding to 31354304000 its reverse (40345313), we get a palindrome (31394649313).
The spelling of 31354304000 in words is "thirty-one billion, three hundred fifty-four million, three hundred four thousand".
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