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115032029973 = 371915115712161
BaseRepresentation
bin110101100100001110…
…0010111101100010101
3101222220210001120210120
41223020130113230111
53341041144424343
6124502303342153
711211413056530
oct1531034275425
9358823046716
10115032029973
114486a644773
121a363bb1959
13ab02b91733
1457d3621a17
152ed3c79683
hex1ac8717b15

115032029973 has 64 divisors (see below), whose sum is σ = 186932858880. Its totient is φ = 61461504000.

The previous prime is 115032029911. The next prime is 115032029999. The reversal of 115032029973 is 379920230511.

It is not a de Polignac number, because 115032029973 - 222 = 115027835669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115032029173) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 9453013 + ... + 9465173.

It is an arithmetic number, because the mean of its divisors is an integer number (2920825920).

Almost surely, 2115032029973 is an apocalyptic number.

It is an amenable number.

115032029973 is a deficient number, since it is larger than the sum of its proper divisors (71900828907).

115032029973 is a wasteful number, since it uses less digits than its factorization.

115032029973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12498.

The product of its (nonzero) digits is 102060, while the sum is 42.

The spelling of 115032029973 in words is "one hundred fifteen billion, thirty-two million, twenty-nine thousand, nine hundred seventy-three".

Divisors: 1 3 7 19 21 57 133 151 157 399 453 471 1057 1099 2869 2983 3171 3297 8607 8949 12161 20083 20881 23707 36483 60249 62643 71121 85127 165949 231059 255381 450433 497847 693177 1351299 1617413 1836311 1909277 3153031 4852239 5508933 5727831 9459093 12854177 13364939 34889909 36276263 38562531 40094817 104669727 108828789 244229363 253933841 288300827 732688089 761801523 864902481 2018105789 5477715713 6054317367 16433147139 38344009991 115032029973