Base | Representation |
---|---|
bin | 10110101110100110… |
… | …10101101000111000 |
3 | 1011111101102011211122 |
4 | 23113103111220320 |
5 | 144442214333100 |
6 | 5334445244412 |
7 | 611244120212 |
oct | 132723255070 |
9 | 34441364748 |
10 | 12202105400 |
11 | 51a1852431 |
12 | 2446563708 |
13 | 11c5ca8214 |
14 | 83a7cb5b2 |
15 | 4b6393985 |
hex | 2d74d5a38 |
12202105400 has 24 divisors (see below), whose sum is σ = 28369895520. Its totient is φ = 4880842080.
The previous prime is 12202105381. The next prime is 12202105439. The reversal of 12202105400 is 450120221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30505064 + ... + 30505463.
It is an arithmetic number, because the mean of its divisors is an integer number (1182078980).
Almost surely, 212202105400 is an apocalyptic number.
12202105400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12202105400 is an abundant number, since it is smaller than the sum of its proper divisors (16167790120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12202105400 is a wasteful number, since it uses less digits than its factorization.
12202105400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61010543 (or 61010534 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
Adding to 12202105400 its reverse (450120221), we get a palindrome (12652225621).
The spelling of 12202105400 in words is "twelve billion, two hundred two million, one hundred five thousand, four hundred".
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