Base | Representation |
---|---|
bin | 1101000101011101… |
… | …10100101001010110 |
3 | 200010121001121212010 |
4 | 12202232310221112 |
5 | 103341414304200 |
6 | 3121033205050 |
7 | 336042536325 |
oct | 64256645126 |
9 | 20117047763 |
10 | 7025150550 |
11 | 2a85572650 |
12 | 1440860786 |
13 | 87c5a0822 |
14 | 4a90260bc |
15 | 2b1b36150 |
hex | 1a2bb4a56 |
7025150550 has 96 divisors (see below), whose sum is σ = 20124319104. Its totient is φ = 1602880000.
The previous prime is 7025150549. The next prime is 7025150551. The reversal of 7025150550 is 550515207.
It is an interprime number because it is at equal distance from previous prime (7025150549) and next prime (7025150551).
It is a super-5 number, since 5×70251505505 (a number of 50 digits) contains 55555 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7025150551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 97176 + ... + 153275.
It is an arithmetic number, because the mean of its divisors is an integer number (209628324).
Almost surely, 27025150550 is an apocalyptic number.
7025150550 is an abundant number, since it is smaller than the sum of its proper divisors (13099168554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7025150550 is a wasteful number, since it uses less digits than its factorization.
7025150550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250494 (or 250489 counting only the distinct ones).
The product of its (nonzero) digits is 8750, while the sum is 30.
The square root of 7025150550 is about 83816.1711723937. The cubic root of 7025150550 is about 1915.2194573373.
Adding to 7025150550 its reverse (550515207), we get a palindrome (7575665757).
The spelling of 7025150550 in words is "seven billion, twenty-five million, one hundred fifty thousand, five hundred fifty".
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