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40150030 = 2511335531
BaseRepresentation
bin1001100100101…
…0010000001110
32210112211111011
42121022100032
540234300110
63552315434
7665161324
oct231122016
983484434
1040150030
1120733348
1211542b7a
138419c1b
145491d14
1537d148a
hex264a40e

40150030 has 16 divisors (see below), whose sum is σ = 72911664. Its totient is φ = 15917440.

The previous prime is 40150027. The next prime is 40150037. The reversal of 40150030 is 3005104.

It is a super-2 number, since 2×401500302 = 3224049818001800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40150037) 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, 16636 + ... + 18895.

It is an arithmetic number, because the mean of its divisors is an integer number (4556979).

Almost surely, 240150030 is an apocalyptic number.

40150030 is a deficient number, since it is larger than the sum of its proper divisors (32761634).

40150030 is a wasteful number, since it uses less digits than its factorization.

40150030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35651.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 40150030 is about 6336.4051322497. The cubic root of 40150030 is about 342.4222353507.

Adding to 40150030 its reverse (3005104), we get a palindrome (43155134).

The spelling of 40150030 in words is "forty million, one hundred fifty thousand, thirty".

Divisors: 1 2 5 10 113 226 565 1130 35531 71062 177655 355310 4015003 8030006 20075015 40150030