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32312021103 = 3217212086127
BaseRepresentation
bin11110000101111100…
…100101000001101111
310002101212202202002100
4132011330211001233
51012133334133403
622502142430143
72222502435105
oct360574450157
9102355682070
1032312021103
111278132577a
126319292353
13307c388a1b
1417c7525c75
15c91ac22a3
hex785f2506f

32312021103 has 12 divisors (see below), whose sum is σ = 46700061408. Its totient is φ = 21528820320.

The previous prime is 32312021089. The next prime is 32312021107. The reversal of 32312021103 is 30112021323.

It is not a de Polignac number, because 32312021103 - 24 = 32312021087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32312021107) 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, 1027575 + ... + 1058552.

It is an arithmetic number, because the mean of its divisors is an integer number (3891671784).

Almost surely, 232312021103 is an apocalyptic number.

32312021103 is a deficient number, since it is larger than the sum of its proper divisors (14388040305).

32312021103 is a wasteful number, since it uses less digits than its factorization.

32312021103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087854 (or 2087851 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 32312021103 its reverse (30112021323), we get a palindrome (62424042426).

The spelling of 32312021103 in words is "thirty-two billion, three hundred twelve million, twenty-one thousand, one hundred three".

Divisors: 1 3 9 1721 5163 15489 2086127 6258381 18775143 3590224567 10770673701 32312021103