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420031323130024 = 23919162135244647
BaseRepresentation
bin101111110000001000010100…
…1110011110100100010101000
32001002012121021002201111100101
41133200100221303310202220
5420023243122210130044
64045155420452315144
7154321155515120104
oct13740205163644250
92032177232644311
10420031323130024
11111920313792951
123b138a74312ab4
131504aa2606c848
1475a18a5932904
153385ea2d4bcd4
hex17e0429cf48a8

420031323130024 has 32 divisors (see below), whose sum is σ = 788902102972800. Its totient is φ = 209657710981440.

The previous prime is 420031323129989. The next prime is 420031323130063.

It is a happy number.

420031323130024 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 420031323129974 and 420031323130001.

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, 5704732 + ... + 29539915.

It is an arithmetic number, because the mean of its divisors is an integer number (24653190717900).

Almost surely, 2420031323130024 is an apocalyptic number.

It is an amenable number.

420031323130024 is a deficient number, since it is larger than the sum of its proper divisors (368870779842776).

420031323130024 is a wasteful number, since it uses less digits than its factorization.

420031323130024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35247193 (or 35247189 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

The spelling of 420031323130024 in words is "four hundred twenty trillion, thirty-one billion, three hundred twenty-three million, one hundred thirty thousand, twenty-four".

Divisors: 1 2 4 8 919 1621 1838 3242 3676 6484 7352 12968 1489699 2979398 5958796 11917592 35244647 70489294 140978588 281957176 32389830593 57131572787 64779661186 114263145574 129559322372 228526291148 259118644744 457052582296 52503915391253 105007830782506 210015661565012 420031323130024