Base | Representation |
---|---|
bin | 1000011011001000000… |
… | …1011000011011111010 |
3 | 111211112211101121012220 |
4 | 2012302001120123322 |
5 | 4332341440034300 |
6 | 150252253144510 |
7 | 13312212015360 |
oct | 2066201303372 |
9 | 454484347186 |
10 | 144720627450 |
11 | 56415026443 |
12 | 2406a78b136 |
13 | 10854895989 |
14 | 700c569630 |
15 | 3b70390da0 |
hex | 21b20586fa |
144720627450 has 48 divisors (see below), whose sum is σ = 410179609920. Its totient is φ = 33079000320.
The previous prime is 144720627449. The next prime is 144720627473. The reversal of 144720627450 is 54726027441.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 68913535 + ... + 68915634.
It is an arithmetic number, because the mean of its divisors is an integer number (8545408540).
Almost surely, 2144720627450 is an apocalyptic number.
144720627450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144720627450 is an abundant number, since it is smaller than the sum of its proper divisors (265458982470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144720627450 is a wasteful number, since it uses less digits than its factorization.
144720627450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137829191 (or 137829186 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 42.
The spelling of 144720627450 in words is "one hundred forty-four billion, seven hundred twenty million, six hundred twenty-seven thousand, four hundred fifty".
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