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30054006 = 2324433769
BaseRepresentation
bin111001010100…
…1011001110110
32002112220100100
41302221121312
530143212011
62552054530
7513312003
oct162513166
962486310
1030054006
1115a68024
12a094446
1362c3748
143dc48aa
152989d56
hex1ca9676

30054006 has 24 divisors (see below), whose sum is σ = 65281320. Its totient is φ = 9992736.

The previous prime is 30053999. The next prime is 30054023. The reversal of 30054006 is 60045003.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 30054006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6090 + ... + 9858.

It is an arithmetic number, because the mean of its divisors is an integer number (2720055).

Almost surely, 230054006 is an apocalyptic number.

30054006 is an abundant number, since it is smaller than the sum of its proper divisors (35227314).

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

30054006 is a wasteful number, since it uses less digits than its factorization.

30054006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4220 (or 4217 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 30054006 is about 5482.1534090173. The cubic root of 30054006 is about 310.9095934872.

Adding to 30054006 its reverse (60045003), we get a palindrome (90099009).

The spelling of 30054006 in words is "thirty million, fifty-four thousand, six", and thus it is an eban number.

Divisors: 1 2 3 6 9 18 443 886 1329 2658 3769 3987 7538 7974 11307 22614 33921 67842 1669667 3339334 5009001 10018002 15027003 30054006