Base | Representation |
---|---|
bin | 11110000100000… |
… | …11000011100000 |
3 | 122120112211120001 |
4 | 33002003003200 |
5 | 1004030220130 |
6 | 41005225344 |
7 | 6151423336 |
oct | 1702030340 |
9 | 576484501 |
10 | 252195040 |
11 | 11a3a2959 |
12 | 70562254 |
13 | 40330846 |
14 | 256cbb56 |
15 | 172196ca |
hex | f0830e0 |
252195040 has 48 divisors (see below), whose sum is σ = 596982960. Its totient is φ = 100679680.
The previous prime is 252195019. The next prime is 252195061. The reversal of 252195040 is 40591252.
It is an interprime number because it is at equal distance from previous prime (252195019) and next prime (252195061).
It is a congruent number.
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, 101331 + ... + 103789.
It is an arithmetic number, because the mean of its divisors is an integer number (12437145).
Almost surely, 2252195040 is an apocalyptic number.
252195040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
252195040 is an abundant number, since it is smaller than the sum of its proper divisors (344787920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252195040 is a wasteful number, since it uses less digits than its factorization.
252195040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3115 (or 3107 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 28.
The square root of 252195040 is about 15880.6498607582. The cubic root of 252195040 is about 631.7988731366.
The spelling of 252195040 in words is "two hundred fifty-two million, one hundred ninety-five thousand, forty".
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