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32212000213 = 189191702627
BaseRepresentation
bin11101111111111111…
…000001110111010101
310002010220120011012221
4131333333001313111
51011432233001323
622444210542341
72220146325031
oct357777016725
9102126504187
1032212000213
111272a91a588
1262ab8979b1
133064738873
1417b812b1c1
15c87e1655d
hex77ffc1dd5

32212000213 has 4 divisors (see below), whose sum is σ = 32213721760. Its totient is φ = 32210278668.

The previous prime is 32212000159. The next prime is 32212000253. The reversal of 32212000213 is 31200021223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-32212000213 is a prime.

It is a super-2 number, since 2×322120002132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32212000253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832395 + ... + 870232.

It is an arithmetic number, because the mean of its divisors is an integer number (8053430440).

Almost surely, 232212000213 is an apocalyptic number.

It is an amenable number.

32212000213 is a deficient number, since it is larger than the sum of its proper divisors (1721547).

32212000213 is a wasteful number, since it uses less digits than its factorization.

32212000213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721546.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 32212000213 its reverse (31200021223), we get a palindrome (63412021436).

The spelling of 32212000213 in words is "thirty-two billion, two hundred twelve million, two hundred thirteen", and thus it is an aban number.

Divisors: 1 18919 1702627 32212000213