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12001030 = 253138713
BaseRepresentation
bin101101110001…
…111100000110
3211120201022121
4231301330012
511033013110
61105120154
7204002266
oct55617406
924521277
1012001030
116857608
12402905a
132642602
1418457a6
1510c0cda
hexb71f06

12001030 has 16 divisors (see below), whose sum is σ = 22299264. Its totient is φ = 4645440.

The previous prime is 12001021. The next prime is 12001037. The reversal of 12001030 is 3010021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19047 + ... + 19666.

It is an arithmetic number, because the mean of its divisors is an integer number (1393704).

Almost surely, 212001030 is an apocalyptic number.

12001030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001030 is a deficient number, since it is larger than the sum of its proper divisors (10298234).

12001030 is a wasteful number, since it uses less digits than its factorization.

12001030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38751.

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 12001030 is about 3464.2502796420. The cubic root of 12001030 is about 228.9493986325.

Adding to 12001030 its reverse (3010021), we get a palindrome (15011051).

The spelling of 12001030 in words is "twelve million, one thousand, thirty".

Divisors: 1 2 5 10 31 62 155 310 38713 77426 193565 387130 1200103 2400206 6000515 12001030