Base | Representation |
---|---|
bin | 11101110100100… |
… | …01000000010110 |
3 | 122102201012012010 |
4 | 32322101000112 |
5 | 1003014430110 |
6 | 40453405050 |
7 | 6125165646 |
oct | 1672210026 |
9 | 572635163 |
10 | 250155030 |
11 | 11922a1a4 |
12 | 6b939786 |
13 | 3ca98138 |
14 | 2531a526 |
15 | 16e65020 |
hex | ee91016 |
250155030 has 32 divisors (see below), whose sum is σ = 601020000. Its totient is φ = 66636032.
The previous prime is 250155029. The next prime is 250155041. The reversal of 250155030 is 30551052.
250155030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 250154988 and 250155006.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27496 + ... + 35444.
It is an arithmetic number, because the mean of its divisors is an integer number (18781875).
Almost surely, 2250155030 is an apocalyptic number.
250155030 is an abundant number, since it is smaller than the sum of its proper divisors (350864970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
250155030 is a wasteful number, since it uses less digits than its factorization.
250155030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9008.
The product of its (nonzero) digits is 750, while the sum is 21.
The square root of 250155030 is about 15816.2900201027. The cubic root of 250155030 is about 630.0907150802.
The spelling of 250155030 in words is "two hundred fifty million, one hundred fifty-five thousand, thirty".
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