Base | Representation |
---|---|
bin | 10010001110011110111… |
… | …001000110100110010100 |
3 | 11102201220222002001222210 |
4 | 102032132321012212110 |
5 | 131010110310040000 |
6 | 2355220252353420 |
7 | 156330101662101 |
oct | 22163671064624 |
9 | 4381828061883 |
10 | 1252501252500 |
11 | 443201339173 |
12 | 1828b0175870 |
13 | 91158604ca4 |
14 | 4489b113aa8 |
15 | 228a8e57350 |
hex | 1239ee46994 |
1252501252500 has 240 divisors, whose sum is σ = 3710576935296. Its totient is φ = 328680000000.
The previous prime is 1252501252489. The next prime is 1252501252523. The reversal of 1252501252500 is 52521052521.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 126497550 + ... + 126507450.
Almost surely, 21252501252500 is an apocalyptic number.
1252501252500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1252501252500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1855288467648).
1252501252500 is an abundant number, since it is smaller than the sum of its proper divisors (2458075682796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1252501252500 is a wasteful number, since it uses less digits than its factorization.
1252501252500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10196 (or 10179 counting only the distinct ones).
The product of its (nonzero) digits is 10000, while the sum is 30.
The spelling of 1252501252500 in words is "one trillion, two hundred fifty-two billion, five hundred one million, two hundred fifty-two thousand, five hundred".
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