Search a number
-
+
30369114 = 23371892
BaseRepresentation
bin111001111011…
…0010101011010
32010010220121000
41303312111122
530233302424
63002525430
7516063456
oct163662532
963126530
1030369114
1116162846
12a206876
1363a3cb9
144067666
1529ed3c9
hex1cf655a

30369114 has 48 divisors (see below), whose sum is σ = 69215040. Its totient is φ = 9868320.

The previous prime is 30369109. The next prime is 30369121. The reversal of 30369114 is 41196303.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341182 + ... + 341270.

It is an arithmetic number, because the mean of its divisors is an integer number (1441980).

Almost surely, 230369114 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30369114, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34607520).

30369114 is an abundant number, since it is smaller than the sum of its proper divisors (38845926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30369114 is an equidigital number, since it uses as much as digits as its factorization.

30369114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 30369114 is about 5510.8179066269. The cubic root of 30369114 is about 311.9924184548.

The spelling of 30369114 in words is "thirty million, three hundred sixty-nine thousand, one hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 71 89 142 178 213 267 426 534 639 801 1278 1602 1917 2403 3834 4806 6319 7921 12638 15842 18957 23763 37914 47526 56871 71289 113742 142578 170613 213867 341226 427734 562391 1124782 1687173 3374346 5061519 10123038 15184557 30369114