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302025030 = 23561165041
BaseRepresentation
bin10010000000001…
…000100101000110
3210001022110110020
4102000020211012
51104304300110
645545240010
710325112306
oct2200104506
9701273406
10302025030
1114553796a
1285193006
134a759748
142c17d606
151b7add70
hex12008946

302025030 has 32 divisors (see below), whose sum is σ = 736747488. Its totient is φ = 79219200.

The previous prime is 302025019. The next prime is 302025067. The reversal of 302025030 is 30520203.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80691 + ... + 84350.

It is an arithmetic number, because the mean of its divisors is an integer number (23023359).

Almost surely, 2302025030 is an apocalyptic number.

302025030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

302025030 is an abundant number, since it is smaller than the sum of its proper divisors (434722458).

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

302025030 is a wasteful number, since it uses less digits than its factorization.

302025030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165112.

The product of its (nonzero) digits is 180, while the sum is 15.

The square root of 302025030 is about 17378.8673393866. The cubic root of 302025030 is about 670.9358200820.

Adding to 302025030 its reverse (30520203), we get a palindrome (332545233).

The spelling of 302025030 in words is "three hundred two million, twenty-five thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 61 122 183 305 366 610 915 1830 165041 330082 495123 825205 990246 1650410 2475615 4951230 10067501 20135002 30202503 50337505 60405006 100675010 151012515 302025030