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32120130130 = 2511319419393
BaseRepresentation
bin11101111010100000…
…100100101001010010
310001220111200200011021
4131322200210221102
51011240223131010
622431125510054
72214652413154
oct357240445122
9101814620137
1032120130130
1112692a811a0
126284b7232a
13304b6b067a
1417a9c54ad4
15c7ed1a8da
hex77a824a52

32120130130 has 32 divisors (see below), whose sum is σ = 65106851328. Its totient is φ = 11303270400.

The previous prime is 32120130121. The next prime is 32120130139. The reversal of 32120130130 is 3103102123.

It is an interprime number because it is at equal distance from previous prime (32120130121) and next prime (32120130139).

It is not an unprimeable number, because it can be changed into a prime (32120130139) 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, 4706287 + ... + 4713106.

It is an arithmetic number, because the mean of its divisors is an integer number (2034589104).

Almost surely, 232120130130 is an apocalyptic number.

32120130130 is an abundant number, since it is smaller than the sum of its proper divisors (32986721198).

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

32120130130 is a wasteful number, since it uses less digits than its factorization.

32120130130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9419442.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 32120130130 its reverse (3103102123), we get a palindrome (35223232253).

The spelling of 32120130130 in words is "thirty-two billion, one hundred twenty million, one hundred thirty thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 31 55 62 110 155 310 341 682 1705 3410 9419393 18838786 47096965 94193930 103613323 207226646 292001183 518066615 584002366 1036133230 1460005915 2920011830 3212013013 6424026026 16060065065 32120130130