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13002012323 = 611391533437
BaseRepresentation
bin11000001101111101…
…01111011010100011
31020120010120122211222
430012332233122203
5203112003343243
65550102125255
7640126165316
oct140676573243
936503518758
1013002012323
11557232a333
12262a42082b
1312c2927921
148b4b3097d
155116ed168
hex306faf6a3

13002012323 has 8 divisors (see below), whose sum is σ = 13310241840. Its totient is φ = 12696850080.

The previous prime is 13002012319. The next prime is 13002012349. The reversal of 13002012323 is 32321020031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13002012323 - 22 = 13002012319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13002014323) 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, 758240 + ... + 775197.

It is an arithmetic number, because the mean of its divisors is an integer number (1663780230).

Almost surely, 213002012323 is an apocalyptic number.

13002012323 is a deficient number, since it is larger than the sum of its proper divisors (308229517).

13002012323 is a wasteful number, since it uses less digits than its factorization.

13002012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533637.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13002012323 its reverse (32321020031), we get a palindrome (45323032354).

The spelling of 13002012323 in words is "thirteen billion, two million, twelve thousand, three hundred twenty-three".

Divisors: 1 61 139 8479 1533437 93539657 213147743 13002012323