Base | Representation |
---|---|
bin | 11001010101101… |
… | …000110010001000 |
3 | 1002121220102222000 |
4 | 121111220302020 |
5 | 1332311234342 |
6 | 110103231000 |
7 | 13351211544 |
oct | 3125506210 |
9 | 1077812860 |
10 | 425102472 |
11 | 1a8a60863 |
12 | ba448460 |
13 | 6a0c0332 |
14 | 4065aa24 |
15 | 274c144c |
hex | 19568c88 |
425102472 has 128 divisors (see below), whose sum is σ = 1241961600. Its totient is φ = 134555904.
The previous prime is 425102443. The next prime is 425102477. The reversal of 425102472 is 274201524.
It is a super-2 number, since 2×4251024722 = 361424223401021568, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (425102477) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343038 + ... + 344274.
It is an arithmetic number, because the mean of its divisors is an integer number (9702825).
Almost surely, 2425102472 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 425102472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620980800).
425102472 is an abundant number, since it is smaller than the sum of its proper divisors (816859128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
425102472 is a wasteful number, since it uses less digits than its factorization.
425102472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1332 (or 1322 counting only the distinct ones).
The product of its (nonzero) digits is 4480, while the sum is 27.
The square root of 425102472 is about 20618.0132893545. The cubic root of 425102472 is about 751.9077193614.
Adding to 425102472 its reverse (274201524), we get a palindrome (699303996).
The spelling of 425102472 in words is "four hundred twenty-five million, one hundred two thousand, four hundred seventy-two".
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