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10020030 = 2351917579
BaseRepresentation
bin100110001110…
…010010111110
3200212001220020
4212032102332
510031120110
6554433010
7151111626
oct46162276
920761806
1010020030
115724219
123432766
1320caa17
14148b886
15d2dd70
hex98e4be

10020030 has 32 divisors (see below), whose sum is σ = 25315200. Its totient is φ = 2531232.

The previous prime is 10020013. The next prime is 10020041. The reversal of 10020030 is 3002001.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8220 + ... + 9359.

It is an arithmetic number, because the mean of its divisors is an integer number (791100).

Almost surely, 210020030 is an apocalyptic number.

10020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10020030 is an abundant number, since it is smaller than the sum of its proper divisors (15295170).

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

10020030 is a wasteful number, since it uses less digits than its factorization.

10020030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17608.

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

The square root of 10020030 is about 3165.4430969455. The cubic root of 10020030 is about 215.5872174926.

Adding to 10020030 its reverse (3002001), we get a palindrome (13022031).

The spelling of 10020030 in words is "ten million, twenty thousand, thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 17579 35158 52737 87895 105474 175790 263685 334001 527370 668002 1002003 1670005 2004006 3340010 5010015 10020030