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10212000 = 253532337
BaseRepresentation
bin100110111101…
…001010100000
3201012211020020
4212331022200
510103241000
61002513440
7152541411
oct46751240
921184206
1010212000
115845477
123505880
132167206
1414db808
15d6aba0
hex9bd2a0

10212000 has 192 divisors, whose sum is σ = 35852544. Its totient is φ = 2534400.

The previous prime is 10211983. The next prime is 10212011. The reversal of 10212000 is 21201.

It is a happy number.

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

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 10212000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275982 + ... + 276018.

It is an arithmetic number, because the mean of its divisors is an integer number (186732).

Almost surely, 210212000 is an apocalyptic number.

10212000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17926272).

10212000 is an abundant number, since it is smaller than the sum of its proper divisors (25640544).

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

10212000 is a wasteful number, since it uses less digits than its factorization.

10212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 10212000 is about 3195.6220051815. The cubic root of 10212000 is about 216.9553023669.

Adding to 10212000 its reverse (21201), we get a palindrome (10233201).

The spelling of 10212000 in words is "ten million, two hundred twelve thousand".