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1210010030 = 256113714479
BaseRepresentation
bin100100000011111…
…0100100110101110
310010022211212201022
41020013310212232
54434230310110
6320022414142
741661626015
oct11007644656
93108755638
101210010030
11571023499
12299291352
131638ba788
14b69b7a7c
1571366755
hex481f49ae

1210010030 has 32 divisors (see below), whose sum is σ = 2230035840. Its totient is φ = 472561920.

The previous prime is 1210010029. The next prime is 1210010033. The reversal of 1210010030 is 300100121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210010033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76331 + ... + 90809.

It is an arithmetic number, because the mean of its divisors is an integer number (69688620).

Almost surely, 21210010030 is an apocalyptic number.

1210010030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1210010030 is a deficient number, since it is larger than the sum of its proper divisors (1020025810).

1210010030 is a wasteful number, since it uses less digits than its factorization.

1210010030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14684.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1210010030 is about 34785.1984326667. The cubic root of 1210010030 is about 1065.6051811085.

Adding to 1210010030 its reverse (300100121), we get a palindrome (1510110151).

Subtracting from 1210010030 its reverse (300100121), we obtain a palindrome (909909909).

The spelling of 1210010030 in words is "one billion, two hundred ten million, ten thousand, thirty".

Divisors: 1 2 5 10 61 122 137 274 305 610 685 1370 8357 14479 16714 28958 41785 72395 83570 144790 883219 1766438 1983623 3967246 4416095 8832190 9918115 19836230 121001003 242002006 605005015 1210010030