Base | Representation |
---|---|
bin | 1110000111101110… |
… | …00010011010100001 |
3 | 201120022220021102100 |
4 | 13003313002122201 |
5 | 111011210432400 |
6 | 3252130041013 |
7 | 355602013350 |
oct | 70367023241 |
9 | 21508807370 |
10 | 7580952225 |
11 | 3240282680 |
12 | 1576a19169 |
13 | 93a792962 |
14 | 51cb85997 |
15 | 2e5823100 |
hex | 1c3dc26a1 |
7580952225 has 144 divisors (see below), whose sum is σ = 17170043904. Its totient is φ = 3105648000.
The previous prime is 7580952217. The next prime is 7580952229. The reversal of 7580952225 is 5222590857.
It is not a de Polignac number, because 7580952225 - 23 = 7580952217 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (7580952229) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1226994 + ... + 1233156.
It is an arithmetic number, because the mean of its divisors is an integer number (119236416).
Almost surely, 27580952225 is an apocalyptic number.
7580952225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
7580952225 is an abundant number, since it is smaller than the sum of its proper divisors (9589091679).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7580952225 is a wasteful number, since it uses less digits than its factorization.
7580952225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6268 (or 6260 counting only the distinct ones).
The product of its (nonzero) digits is 504000, while the sum is 45.
The square root of 7580952225 is about 87068.6638521575. The cubic root of 7580952225 is about 1964.4512384843.
It can be divided in two parts, 7580 and 952225, that added together give a triangular number (959805 = T1385).
The spelling of 7580952225 in words is "seven billion, five hundred eighty million, nine hundred fifty-two thousand, two hundred twenty-five".
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