Base | Representation |
---|---|
bin | 10110001001010… |
… | …111110001110010 |
3 | 221220010222020200 |
4 | 112021113301302 |
5 | 1230104233232 |
6 | 100511420030 |
7 | 12131112006 |
oct | 2611276162 |
9 | 856128220 |
10 | 371555442 |
11 | 180808115 |
12 | a4524616 |
13 | 5bc925bb |
14 | 374bc706 |
15 | 2294577c |
hex | 16257c72 |
371555442 has 12 divisors (see below), whose sum is σ = 805036830. Its totient is φ = 123851808.
The previous prime is 371555441. The next prime is 371555447. The reversal of 371555442 is 244555173.
It can be written as a sum of positive squares in only one way, i.e., 205377561 + 166177881 = 14331^2 + 12891^2 .
It is a junction number, because it is equal to n+sod(n) for n = 371555397 and 371555406.
It is not an unprimeable number, because it can be changed into a prime (371555441) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10320967 + ... + 10321002.
Almost surely, 2371555442 is an apocalyptic number.
371555442 is an abundant number, since it is smaller than the sum of its proper divisors (433481388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
371555442 is a wasteful number, since it uses less digits than its factorization.
371555442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20641977 (or 20641974 counting only the distinct ones).
The product of its digits is 84000, while the sum is 36.
The square root of 371555442 is about 19275.7734475170. The cubic root of 371555442 is about 718.9100290224.
The spelling of 371555442 in words is "three hundred seventy-one million, five hundred fifty-five thousand, four hundred forty-two".
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