Base | Representation |
---|---|
bin | 10111101101110110… |
… | …101100001100100000 |
3 | 2102201201121000012110 |
4 | 113231312230030200 |
5 | 404123113422342 |
6 | 15410523155320 |
7 | 1561025050230 |
oct | 275566541440 |
9 | 72651530173 |
10 | 25465373472 |
11 | a8885a3000 |
12 | 4b28375b40 |
13 | 252aa86836 |
14 | 13380c7cc0 |
15 | 9e099ac9c |
hex | 5eddac320 |
25465373472 has 384 divisors, whose sum is σ = 85426016256. Its totient is φ = 6504960000.
The previous prime is 25465373471. The next prime is 25465373477. The reversal of 25465373472 is 27437356452.
It is a super-3 number, since 3×254653734723 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
Its product of digits (4233600) is a multiple of the sum of its prime factors (525).
It is not an unprimeable number, because it can be changed into a prime (25465373471) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63504472 + ... + 63504872.
It is an arithmetic number, because the mean of its divisors is an integer number (222463584).
Almost surely, 225465373472 is an apocalyptic number.
25465373472 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25465373472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42713008128).
25465373472 is an abundant number, since it is smaller than the sum of its proper divisors (59960642784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25465373472 is a wasteful number, since it uses less digits than its factorization.
25465373472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 525 (or 495 counting only the distinct ones).
The product of its digits is 4233600, while the sum is 48.
The spelling of 25465373472 in words is "twenty-five billion, four hundred sixty-five million, three hundred seventy-three thousand, four hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •