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32110120020 = 223511131371387
BaseRepresentation
bin11101111001111010…
…011000110001010100
310001212210212002212110
4131321322120301110
51011230142320040
622430131151020
72214501342156
oct357172306124
9101783762773
1032110120020
1112688364480
126281745470
1330495b7324
1417a87aaad6
15c7dede980
hex779e98c54

32110120020 has 96 divisors (see below), whose sum is σ = 98830803456. Its totient is φ = 7724828800.

The previous prime is 32110119991. The next prime is 32110120039. The reversal of 32110120020 is 2002101123.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 32110119978 and 32110120005.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 99234 + ... + 272153.

It is an arithmetic number, because the mean of its divisors is an integer number (1029487536).

Almost surely, 232110120020 is an apocalyptic number.

32110120020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32110120020 is an abundant number, since it is smaller than the sum of its proper divisors (66720683436).

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

32110120020 is a wasteful number, since it uses less digits than its factorization.

32110120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371541 (or 371539 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 32110120020 its reverse (2002101123), we get a palindrome (34112221143).

The spelling of 32110120020 in words is "thirty-two billion, one hundred ten million, one hundred twenty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 110 131 132 165 220 262 330 393 524 655 660 786 1310 1441 1572 1965 2620 2882 3930 4323 5764 7205 7860 8646 14410 17292 21615 28820 43230 86460 371387 742774 1114161 1485548 1856935 2228322 3713870 4085257 4456644 5570805 7427740 8170514 11141610 12255771 16341028 20426285 22283220 24511542 40852570 48651697 49023084 61278855 81705140 97303394 122557710 145955091 194606788 243258485 245115420 291910182 486516970 535168667 583820364 729775455 973033940 1070337334 1459550910 1605506001 2140674668 2675843335 2919101820 3211012002 5351686670 6422024004 8027530005 10703373340 16055060010 32110120020