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23180084330 = 2513178308341
BaseRepresentation
bin10101100101101001…
…000000010001101010
32012211110102021211212
4111211221000101222
5334433100144310
614352045353122
71450265315534
oct254551002152
965743367755
1023180084330
11991560a497
1245aab687a2
132255492540
14119c7a8854
1590a033205
hex565a4046a

23180084330 has 16 divisors (see below), whose sum is σ = 44933702184. Its totient is φ = 8558800320.

The previous prime is 23180084299. The next prime is 23180084339. The reversal of 23180084330 is 3348008132.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 19582363969 + 3597720361 = 139937^2 + 59981^2 .

It is not an unprimeable number, because it can be changed into a prime (23180084339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89154041 + ... + 89154300.

Almost surely, 223180084330 is an apocalyptic number.

23180084330 is a deficient number, since it is larger than the sum of its proper divisors (21753617854).

23180084330 is a wasteful number, since it uses less digits than its factorization.

23180084330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178308361.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 23180084330 in words is "twenty-three billion, one hundred eighty million, eighty-four thousand, three hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 178308341 356616682 891541705 1783083410 2318008433 4636016866 11590042165 23180084330