Base | Representation |
---|---|
bin | 1010010010000111110110… |
… | …11001100111100100010001 |
3 | 2222001202220200001002222111 |
4 | 11021003323121213210101 |
5 | 10430442232431034100 |
6 | 120032122402505321 |
7 | 4522505243361304 |
oct | 511037331474421 |
9 | 88052820032874 |
10 | 22612925643025 |
11 | 72290a700a323 |
12 | 2652653065241 |
13 | c8050b341593 |
14 | 5826858c2b3b |
15 | 2933328466ba |
hex | 1490fb667911 |
22612925643025 has 9 divisors (see below), whose sum is σ = 28040057280273. Its totient is φ = 18090321493200.
The previous prime is 22612925643023. The next prime is 22612925643089. The reversal of 22612925643025 is 52034652921622.
The square root of 22612925643025 is 4755305.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 3716655746769 + 18896269896256 = 1927863^2 + 4346984^2 .
It is not a de Polignac number, because 22612925643025 - 21 = 22612925643023 is a prime.
It is a super-2 number, since 2×226129256430252 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 22612925643025.
It is not an unprimeable number, because it can be changed into a prime (22612925643023) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23300995 + ... + 24252055.
Almost surely, 222612925643025 is an apocalyptic number.
22612925643025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
22612925643025 is the 4755305-th square number.
22612925643025 is the 2377653-rd centered octagonal number.
It is an amenable number.
22612925643025 is a deficient number, since it is larger than the sum of its proper divisors (5427131637248).
22612925643025 is an frugal number, since it uses more digits than its factorization.
22612925643025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1902132 (or 951066 counting only the distinct ones).
The product of its (nonzero) digits is 3110400, while the sum is 49.
The spelling of 22612925643025 in words is "twenty-two trillion, six hundred twelve billion, nine hundred twenty-five million, six hundred forty-three thousand, twenty-five".
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