Base | Representation |
---|---|
bin | 1100000101110… |
… | …00110001011000 |
3 | 21001211200020202 |
4 | 12002320301120 |
5 | 201430420440 |
6 | 14021441332 |
7 | 2341025324 |
oct | 602706130 |
9 | 231750222 |
10 | 101420120 |
11 | 5228148a |
12 | 29b70248 |
13 | 18020009 |
14 | d680984 |
15 | 8d85615 |
hex | 60b8c58 |
101420120 has 32 divisors (see below), whose sum is σ = 228744000. Its totient is φ = 40470528.
The previous prime is 101420117. The next prime is 101420129. The reversal of 101420120 is 21024101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101420129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15137 + ... + 20783.
It is an arithmetic number, because the mean of its divisors is an integer number (7148250).
Almost surely, 2101420120 is an apocalyptic number.
101420120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
101420120 is an abundant number, since it is smaller than the sum of its proper divisors (127323880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101420120 is a wasteful number, since it uses less digits than its factorization.
101420120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6107 (or 6103 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 101420120 is about 10070.7556816755. The cubic root of 101420120 is about 466.3457680500.
Adding to 101420120 its reverse (21024101), we get a palindrome (122444221).
The spelling of 101420120 in words is "one hundred one million, four hundred twenty thousand, one hundred twenty".
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