Base | Representation |
---|---|
bin | 110000000101… |
… | …1110000111100 |
3 | 1202110000010022 |
4 | 1200023300330 |
5 | 22423322022 |
6 | 2300231312 |
7 | 424213145 |
oct | 140136074 |
9 | 52400108 |
10 | 25214012 |
11 | 1326172a |
12 | 853b538 |
13 | 52ba745 |
14 | 34c4acc |
15 | 2330c42 |
hex | 180bc3c |
25214012 has 6 divisors (see below), whose sum is σ = 44124528. Its totient is φ = 12607004.
The previous prime is 25214011. The next prime is 25214047. The reversal of 25214012 is 21041252.
It is a super-2 number, since 2×252140122 = 1271492802272288, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25214011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3151748 + ... + 3151755.
It is an arithmetic number, because the mean of its divisors is an integer number (7354088).
Almost surely, 225214012 is an apocalyptic number.
It is an amenable number.
25214012 is a deficient number, since it is larger than the sum of its proper divisors (18910516).
25214012 is a wasteful number, since it uses less digits than its factorization.
25214012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6303507 (or 6303505 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 25214012 is about 5021.3555938611. The cubic root of 25214012 is about 293.2337707330.
Adding to 25214012 its reverse (21041252), we get a palindrome (46255264).
The spelling of 25214012 in words is "twenty-five million, two hundred fourteen thousand, twelve".
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