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10230012 = 22321321859
BaseRepresentation
bin100111000001…
…100011111100
3201020201221100
4213001203330
510104330022
61003133100
7152645052
oct47014374
921221840
1010230012
115857a61
123514190
132172480
1415041d2
15d711ac
hex9c18fc

10230012 has 36 divisors (see below), whose sum is σ = 27849640. Its totient is φ = 3147552.

The previous prime is 10229981. The next prime is 10230023. The reversal of 10230012 is 21003201.

It is a happy number.

10230012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10229976 and 10230003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10462 + ... + 11397.

Almost surely, 210230012 is an apocalyptic number.

10230012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10230012 is an abundant number, since it is smaller than the sum of its proper divisors (17619628).

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

10230012 is a wasteful number, since it uses less digits than its factorization.

10230012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21882 (or 21877 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 10230012 is about 3198.4389942595. The cubic root of 10230012 is about 217.0827832267.

Adding to 10230012 its reverse (21003201), we get a palindrome (31233213).

The spelling of 10230012 in words is "ten million, two hundred thirty thousand, twelve".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 21859 43718 65577 87436 131154 196731 262308 284167 393462 568334 786924 852501 1136668 1705002 2557503 3410004 5115006 10230012