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129082803734 = 21713128981321
BaseRepresentation
bin111100000110111101…
…1110100011000010110
3110100012000001211212202
41320031323310120112
54103330144204414
6135144432244502
712216535504523
oct1701573643026
9410160054782
10129082803734
114a81a971a95
12210256a0732
13c231b69c51
14636775414a
15355758b9de
hex1e0def4616

129082803734 has 16 divisors (see below), whose sum is σ = 206578863216. Its totient is φ = 60281145600.

The previous prime is 129082803697. The next prime is 129082803769. The reversal of 129082803734 is 437308280921.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14486207 + ... + 14495114.

It is an arithmetic number, because the mean of its divisors is an integer number (12911178951).

Almost surely, 2129082803734 is an apocalyptic number.

129082803734 is a deficient number, since it is larger than the sum of its proper divisors (77496059482).

129082803734 is a wasteful number, since it uses less digits than its factorization.

129082803734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28981471.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 129082803734 in words is "one hundred twenty-nine billion, eighty-two million, eight hundred three thousand, seven hundred thirty-four".

Divisors: 1 2 17 34 131 262 2227 4454 28981321 57962642 492682457 985364914 3796553051 7593106102 64541401867 129082803734