Base | Representation |
---|---|
bin | 111100001101010… |
… | …011101000100100 |
3 | 2121101201110212020 |
4 | 330031103220210 |
5 | 4032042340002 |
6 | 244122223140 |
7 | 34013613630 |
oct | 7415235044 |
9 | 2541643766 |
10 | 1010121252 |
11 | 479207058 |
12 | 242354ab0 |
13 | 131371caa |
14 | 98223dc0 |
15 | 5da302bc |
hex | 3c353a24 |
1010121252 has 24 divisors (see below), whose sum is σ = 2693656896. Its totient is φ = 288606048.
The previous prime is 1010121197. The next prime is 1010121271. The reversal of 1010121252 is 2521210101.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6012543 + ... + 6012710.
It is an arithmetic number, because the mean of its divisors is an integer number (112235704).
Almost surely, 21010121252 is an apocalyptic number.
1010121252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1010121252 is an abundant number, since it is smaller than the sum of its proper divisors (1683535644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1010121252 is a wasteful number, since it uses less digits than its factorization.
1010121252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12025267 (or 12025265 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 15.
The square root of 1010121252 is about 31782.4047548325. The cubic root of 1010121252 is about 1003.3624320456.
Adding to 1010121252 its reverse (2521210101), we get a palindrome (3531331353).
The spelling of 1010121252 in words is "one billion, ten million, one hundred twenty-one thousand, two hundred fifty-two".
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