Base | Representation |
---|---|
bin | 1001110001111100… |
… | …0000110011001110 |
3 | 20202222002220001100 |
4 | 2130133000303032 |
5 | 20334044003223 |
6 | 1112302523530 |
7 | 122026215540 |
oct | 23437006316 |
9 | 6688086040 |
10 | 2625375438 |
11 | 1127a57474 |
12 | 6132965a6 |
13 | 32abb8cba |
14 | 1ac969690 |
15 | 105744043 |
hex | 9c7c0cce |
2625375438 has 24 divisors (see below), whose sum is σ = 6500929968. Its totient is φ = 750107232.
The previous prime is 2625375383. The next prime is 2625375439. The reversal of 2625375438 is 8345735262.
2625375438 is a `hidden beast` number, since 2 + 62 + 537 + 54 + 3 + 8 = 666.
2625375438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 2625375393 and 2625375402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2625375439) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10418031 + ... + 10418282.
It is an arithmetic number, because the mean of its divisors is an integer number (270872082).
Almost surely, 22625375438 is an apocalyptic number.
2625375438 is an abundant number, since it is smaller than the sum of its proper divisors (3875554530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2625375438 is a wasteful number, since it uses less digits than its factorization.
2625375438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20836328 (or 20836325 counting only the distinct ones).
The product of its digits is 1209600, while the sum is 45.
The square root of 2625375438 is about 51238.4175985168. The cubic root of 2625375438 is about 1379.5278504507.
The spelling of 2625375438 in words is "two billion, six hundred twenty-five million, three hundred seventy-five thousand, four hundred thirty-eight".
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