Base | Representation |
---|---|
bin | 10101100001110010… |
… | …011000001000000010 |
3 | 2012122221202122010210 |
4 | 111201302120020002 |
5 | 334320022314300 |
6 | 14341415534550 |
7 | 1445551635225 |
oct | 254162301002 |
9 | 65587678123 |
10 | 23115432450 |
11 | 9892071590 |
12 | 459138a456 |
13 | 2244c770a6 |
14 | 1193d795bc |
15 | 904512050 |
hex | 561c98202 |
23115432450 has 48 divisors (see below), whose sum is σ = 62537756256. Its totient is φ = 5603740800.
The previous prime is 23115432449. The next prime is 23115432463. The reversal of 23115432450 is 5423451132.
It is a super-3 number, since 3×231154324503 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7003027 + ... + 7006326.
It is an arithmetic number, because the mean of its divisors is an integer number (1302869922).
Almost surely, 223115432450 is an apocalyptic number.
23115432450 is an abundant number, since it is smaller than the sum of its proper divisors (39422323806).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23115432450 is a wasteful number, since it uses less digits than its factorization.
23115432450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14009379 (or 14009374 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 30.
Adding to 23115432450 its reverse (5423451132), we get a palindrome (28538883582).
The spelling of 23115432450 in words is "twenty-three billion, one hundred fifteen million, four hundred thirty-two thousand, four hundred fifty".
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