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32120220141 = 331223972721
BaseRepresentation
bin11101111010100000…
…111010100111101101
310001220111212020122000
4131322200322213231
51011240234021031
622431131442513
72214653236452
oct357240724755
9101814766560
1032120220141
1112693032889
126284bb6439
13304b712629
1417a9c79829
15c7ed373e6
hex77a83a9ed

32120220141 has 16 divisors (see below), whose sum is σ = 47624469120. Its totient is φ = 21395949120.

The previous prime is 32120220127. The next prime is 32120220173. The reversal of 32120220141 is 14102202123.

It is a happy number.

32120220141 is a `hidden beast` number, since 321 + 202 + 2 + 0 + 141 = 666.

It is not a de Polignac number, because 32120220141 - 29 = 32120219629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32120220641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453340 + ... + 519381.

It is an arithmetic number, because the mean of its divisors is an integer number (2976529320).

Almost surely, 232120220141 is an apocalyptic number.

It is an amenable number.

32120220141 is a deficient number, since it is larger than the sum of its proper divisors (15504248979).

32120220141 is a wasteful number, since it uses less digits than its factorization.

32120220141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973953 (or 973947 counting only the distinct ones).

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

Adding to 32120220141 its reverse (14102202123), we get a palindrome (46222422264).

The spelling of 32120220141 in words is "thirty-two billion, one hundred twenty million, two hundred twenty thousand, one hundred forty-one".

Divisors: 1 3 9 27 1223 3669 11007 33021 972721 2918163 8754489 26263467 1189637783 3568913349 10706740047 32120220141