Base | Representation |
---|---|
bin | 10001101110101… |
… | …10111110010000 |
3 | 101100212020212001 |
4 | 20313112332100 |
5 | 301033322434 |
6 | 22431443344 |
7 | 3454116262 |
oct | 1067267620 |
9 | 340766761 |
10 | 148729744 |
11 | 76a54949 |
12 | 41986554 |
13 | 24a75987 |
14 | 15a77b32 |
15 | d0cd114 |
hex | 8dd6f90 |
148729744 has 10 divisors (see below), whose sum is σ = 288163910. Its totient is φ = 74364864.
The previous prime is 148729729. The next prime is 148729747. The reversal of 148729744 is 447927841.
It can be written as a sum of positive squares in only one way, i.e., 143712144 + 5017600 = 11988^2 + 2240^2 .
It is a junction number, because it is equal to n+sod(n) for n = 148729694 and 148729703.
It is not an unprimeable number, because it can be changed into a prime (148729747) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4647789 + ... + 4647820.
It is an arithmetic number, because the mean of its divisors is an integer number (28816391).
Almost surely, 2148729744 is an apocalyptic number.
It is an amenable number.
148729744 is a deficient number, since it is larger than the sum of its proper divisors (139434166).
148729744 is an equidigital number, since it uses as much as digits as its factorization.
148729744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9295617 (or 9295611 counting only the distinct ones).
The product of its digits is 451584, while the sum is 46.
The square root of 148729744 is about 12195.4804743397. The cubic root of 148729744 is about 529.8251992671.
The spelling of 148729744 in words is "one hundred forty-eight million, seven hundred twenty-nine thousand, seven hundred forty-four".
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