Base | Representation |
---|---|
bin | 1000101010101101010… |
… | …1111111101100000010 |
3 | 112020100100022111001112 |
4 | 2022223111333230002 |
5 | 4414423302323030 |
6 | 152223320003322 |
7 | 13520653234013 |
oct | 2125325775402 |
9 | 466310274045 |
10 | 148903557890 |
11 | 581711a3a4a |
12 | 24a37600542 |
13 | 11070376049 |
14 | 72c7cdb00a |
15 | 3d176eca95 |
hex | 22ab57fb02 |
148903557890 has 8 divisors (see below), whose sum is σ = 268026404220. Its totient is φ = 59561423152.
The previous prime is 148903557841. The next prime is 148903557917. The reversal of 148903557890 is 98755309841.
It can be written as a sum of positive squares in 2 ways, for example, as 148287376561 + 616181329 = 385081^2 + 24823^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7445177885 + ... + 7445177904.
Almost surely, 2148903557890 is an apocalyptic number.
148903557890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
148903557890 is a deficient number, since it is larger than the sum of its proper divisors (119122846330).
148903557890 is a wasteful number, since it uses less digits than its factorization.
148903557890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14890355796.
The product of its (nonzero) digits is 10886400, while the sum is 59.
The spelling of 148903557890 in words is "one hundred forty-eight billion, nine hundred three million, five hundred fifty-seven thousand, eight hundred ninety".
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