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103230002020 = 225171543196771
BaseRepresentation
bin110000000100011111…
…1001101001101100100
3100212110021110110001011
41200020333031031210
53142403340031040
6115231225112004
710313064353005
oct1401077151544
9325407413034
10103230002020
113a863710462
121800b628604
139971a54142
144dd40191ac
152a42ab23ea
hex1808fcd364

103230002020 has 48 divisors (see below), whose sum is σ = 229684871808. Its totient is φ = 38837675520.

The previous prime is 103230002017. The next prime is 103230002021. The reversal of 103230002020 is 20200032301.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (103230002021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426235 + ... + 623005.

It is an arithmetic number, because the mean of its divisors is an integer number (4785101496).

Almost surely, 2103230002020 is an apocalyptic number.

103230002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103230002020 is an abundant number, since it is smaller than the sum of its proper divisors (126454869788).

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

103230002020 is a wasteful number, since it uses less digits than its factorization.

103230002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198340 (or 198338 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 103230002020 its reverse (20200032301), we get a palindrome (123430034321).

The spelling of 103230002020 in words is "one hundred three billion, two hundred thirty million, two thousand, twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 1543 3086 6172 7715 15430 26231 30860 52462 104924 131155 196771 262310 393542 524620 787084 983855 1967710 3345107 3935420 6690214 13380428 16725535 33451070 66902140 303617653 607235306 1214470612 1518088265 3036176530 5161500101 6072353060 10323000202 20646000404 25807500505 51615001010 103230002020