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30268060 = 2257919157
BaseRepresentation
bin111001101110…
…1101010011100
32002221202222021
41303131222130
530222034220
63000425524
7515163034
oct163355234
962852867
1030268060
11160a3929
12a1782a4
136369cc4
14403c8c4
1529cd4aa
hex1cdda9c

30268060 has 24 divisors (see below), whose sum is σ = 64370880. Its totient is φ = 11953344.

The previous prime is 30268057. The next prime is 30268061. The reversal of 30268060 is 6086203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30268061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7999 + ... + 11158.

It is an arithmetic number, because the mean of its divisors is an integer number (2682120).

Almost surely, 230268060 is an apocalyptic number.

It is an amenable number.

30268060 is an abundant number, since it is smaller than the sum of its proper divisors (34102820).

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

30268060 is a wasteful number, since it uses less digits than its factorization.

30268060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19245 (or 19243 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 30268060 is about 5501.6415732034. The cubic root of 30268060 is about 311.6459796705.

The spelling of 30268060 in words is "thirty million, two hundred sixty-eight thousand, sixty".

Divisors: 1 2 4 5 10 20 79 158 316 395 790 1580 19157 38314 76628 95785 191570 383140 1513403 3026806 6053612 7567015 15134030 30268060