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30092382 = 23231199271
BaseRepresentation
bin111001011001…
…0110001011110
32002121211222200
41302302301132
530200424012
62552552330
7513531615
oct162626136
962554880
1030092382
1115a93941
12a0b26a6
136308058
143dd487c
1529963dc
hex1cb2c5e

30092382 has 48 divisors (see below), whose sum is σ = 67891200. Its totient is φ = 9622800.

The previous prime is 30092369. The next prime is 30092383. The reversal of 30092382 is 28329003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30092383) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110907 + ... + 111177.

It is an arithmetic number, because the mean of its divisors is an integer number (1414400).

Almost surely, 230092382 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30092382, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33945600).

30092382 is an abundant number, since it is smaller than the sum of its proper divisors (37798818).

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

30092382 is a wasteful number, since it uses less digits than its factorization.

30092382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 30092382 is about 5485.6523768828. The cubic root of 30092382 is about 311.0418708251.

The spelling of 30092382 in words is "thirty million, ninety-two thousand, three hundred eighty-two".

Divisors: 1 2 3 6 9 18 31 62 93 186 199 271 279 398 542 558 597 813 1194 1626 1791 2439 3582 4878 6169 8401 12338 16802 18507 25203 37014 50406 53929 55521 75609 107858 111042 151218 161787 323574 485361 970722 1671799 3343598 5015397 10030794 15046191 30092382