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32101120404 = 22323121285709
BaseRepresentation
bin11101111001011000…
…000011100110010100
310001212011220212201100
4131321120003212110
51011220341323104
622425210230100
72214332010213
oct357130034624
9101764825640
1032101120404
1112683277981
12627a725330
133047785c02
1417a750707a
15c7d313139
hex779603994

32101120404 has 36 divisors (see below), whose sum is σ = 81170782420. Its totient is φ = 10696907520.

The previous prime is 32101120399. The next prime is 32101120411. The reversal of 32101120404 is 40402110123.

It can be written as a sum of positive squares in 2 ways, for example, as 9676656900 + 22424463504 = 98370^2 + 149748^2 .

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 (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30499 + ... + 255210.

Almost surely, 232101120404 is an apocalyptic number.

It is an amenable number.

32101120404 is an abundant number, since it is smaller than the sum of its proper divisors (49069662016).

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

32101120404 is a wasteful number, since it uses less digits than its factorization.

32101120404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288840 (or 288835 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 32101120404 its reverse (40402110123), we get a palindrome (72503230527).

The spelling of 32101120404 in words is "thirty-two billion, one hundred one million, one hundred twenty thousand, four hundred four".

Divisors: 1 2 3 4 6 9 12 18 36 3121 6242 9363 12484 18726 28089 37452 56178 112356 285709 571418 857127 1142836 1714254 2571381 3428508 5142762 10285524 891697789 1783395578 2675093367 3566791156 5350186734 8025280101 10700373468 16050560202 32101120404