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211204024002 = 23212499394361
BaseRepresentation
bin1100010010110010111…
…1011010011011000010
3202012011011122002001100
43010230233122123002
511430021212232002
6241005323115230
721154555404006
oct3045457323302
9665134562040
10211204024002
1181631190274
1234b23972b16
1316bbb5ac58a
14a318100706
155761db511c
hex312cbda6c2

211204024002 has 24 divisors (see below), whose sum is σ = 457975147500. Its totient is φ = 70344967680.

The previous prime is 211204024001. The next prime is 211204024043. The reversal of 211204024002 is 200420402112.

211204024002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 196143580161 + 15060443841 = 442881^2 + 122721^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (211204024001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4674699 + ... + 4719662.

Almost surely, 2211204024002 is an apocalyptic number.

211204024002 is an abundant number, since it is smaller than the sum of its proper divisors (246771123498).

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

211204024002 is a wasteful number, since it uses less digits than its factorization.

211204024002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9395618 (or 9395615 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 211204024002 its reverse (200420402112), we get a palindrome (411624426114).

The spelling of 211204024002 in words is "two hundred eleven billion, two hundred four million, twenty-four thousand, two".

Divisors: 1 2 3 6 9 18 1249 2498 3747 7494 11241 22482 9394361 18788722 28183083 56366166 84549249 169098498 11733556889 23467113778 35200670667 70401341334 105602012001 211204024002