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13202422023 = 3719317104381
BaseRepresentation
bin11000100101110110…
…01111100100000111
31021002002200112021110
430102323033210013
5204014310001043
610022021420103
7645111510210
oct142273174407
937062615243
1013202422023
11566547208a
12268556a633
1313252c654b
148d35bc407
155240d8b33
hex312ecf907

13202422023 has 32 divisors (see below), whose sum is σ = 21243824640. Its totient is φ = 7124561280.

The previous prime is 13202422007. The next prime is 13202422031. The reversal of 13202422023 is 32022420231.

It is not a de Polignac number, because 13202422023 - 24 = 13202422007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13202422223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74293 + ... + 178673.

It is an arithmetic number, because the mean of its divisors is an integer number (663869520).

Almost surely, 213202422023 is an apocalyptic number.

13202422023 is a deficient number, since it is larger than the sum of its proper divisors (8041402617).

13202422023 is a wasteful number, since it uses less digits than its factorization.

13202422023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104727.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 13202422023 its reverse (32022420231), we get a palindrome (45224842254).

The spelling of 13202422023 in words is "thirteen billion, two hundred two million, four hundred twenty-two thousand, twenty-three".

Divisors: 1 3 7 19 21 57 133 317 399 951 2219 6023 6657 18069 42161 104381 126483 313143 730667 1983239 2192001 5949717 13882673 33088777 41648019 99266331 231621439 628686763 694864317 1886060289 4400807341 13202422023