| Base | Representation |
|---|---|
| bin | 10101100010101… |
| … | …000000010101100 |
| 3 | 221012000221110120 |
| 4 | 111202220002230 |
| 5 | 1220004222234 |
| 6 | 55510004540 |
| 7 | 11645556531 |
| oct | 2542500254 |
| 9 | 835027416 |
| 10 | 361398444 |
| 11 | 176000000 |
| 12 | a1046750 |
| 13 | 59b47444 |
| 14 | 35dd6d88 |
| 15 | 21adb049 |
| hex | 158a80ac |
361398444 has 84 divisors (see below), whose sum is σ = 982153368. Its totient is φ = 103072640.
The previous prime is 361398431. The next prime is 361398451. The reversal of 361398444 is 444893163.
361398444 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×3613984442 = 261217670651242272, which contains 22 as substring.
361398444 is strictly pandigital in base 9.
It is a junction number, because it is equal to n+sod(n) for n = 361398396 and 361398405.
It is an unprimeable number.
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 27 ways as a sum of consecutive naturals, for example, 21258724 + ... + 21258740.
It is an arithmetic number, because the mean of its divisors is an integer number (11692302).
Almost surely, 2361398444 is an apocalyptic number.
361398444 is a gapful number since it is divisible by the number (34) 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 361398444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491076684).
361398444 is an abundant number, since it is smaller than the sum of its proper divisors (620754924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
361398444 is an frugal number, since it uses more digits than its factorization.
361398444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90 (or 33 counting only the distinct ones).
The product of its digits is 248832, while the sum is 42.
The square root of 361398444 is about 19010.4824767811. The cubic root of 361398444 is about 712.2986033429.
The spelling of 361398444 in words is "three hundred sixty-one million, three hundred ninety-eight thousand, four hundred forty-four".
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