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32121031341 = 379715768793
BaseRepresentation
bin11101111010100100…
…000000101010101101
310001220120101110101110
4131322210000222231
51011240441000331
622431201102233
72214663155460
oct357244005255
9101816343343
1032121031341
11126935372a3
126285327979
13304b937929
1417aa00b2d7
15c7ee47946
hex77a900aad

32121031341 has 16 divisors (see below), whose sum is σ = 49450937984. Its totient is φ = 18165648384.

The previous prime is 32121031339. The next prime is 32121031373. The reversal of 32121031341 is 14313012123.

It is not a de Polignac number, because 32121031341 - 21 = 32121031339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32121035341) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7882360 + ... + 7886433.

It is an arithmetic number, because the mean of its divisors is an integer number (3090683624).

Almost surely, 232121031341 is an apocalyptic number.

It is an amenable number.

32121031341 is a deficient number, since it is larger than the sum of its proper divisors (17329906643).

32121031341 is a wasteful number, since it uses less digits than its factorization.

32121031341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15768900.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 32121031341 its reverse (14313012123), we get a palindrome (46434043464).

The spelling of 32121031341 in words is "thirty-two billion, one hundred twenty-one million, thirty-one thousand, three hundred forty-one".

Divisors: 1 3 7 21 97 291 679 2037 15768793 47306379 110381551 331144653 1529572921 4588718763 10707010447 32121031341