Base | Representation |
---|---|
bin | 1011111011011… |
… | …11010011011100 |
3 | 20222022010002021 |
4 | 11331233103130 |
5 | 201104224440 |
6 | 13532505524 |
7 | 2323405036 |
oct | 575572334 |
9 | 228263067 |
10 | 100070620 |
11 | 5153a5a1 |
12 | 2961b2a4 |
13 | 179699b0 |
14 | d40cc56 |
15 | 8bba84a |
hex | 5f6f4dc |
100070620 has 48 divisors (see below), whose sum is σ = 227047968. Its totient is φ = 36829440.
The previous prime is 100070609. The next prime is 100070629. The reversal of 100070620 is 26070001.
It is a junction number, because it is equal to n+sod(n) for n = 100070594 and 100070603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100070629) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144475 + ... + 145165.
It is an arithmetic number, because the mean of its divisors is an integer number (4730166).
Almost surely, 2100070620 is an apocalyptic number.
100070620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 100070620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113523984).
100070620 is an abundant number, since it is smaller than the sum of its proper divisors (126977348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100070620 is a wasteful number, since it uses less digits than its factorization.
100070620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1270 (or 1268 counting only the distinct ones).
The product of its (nonzero) digits is 84, while the sum is 16.
The square root of 100070620 is about 10003.5303768220. The cubic root of 100070620 is about 464.2681206520.
The spelling of 100070620 in words is "one hundred million, seventy thousand, six hundred twenty".
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