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2153113352423 = 113138391917939
BaseRepresentation
bin11111010101001111100…
…011100111100011100111
321121211120011122001110122
4133111033203213203213
5240234034004234143
64325043203312155
7311362104345365
oct37251743474347
97554504561418
102153113352423
117601483a0770
122a935537b65b
13128064b352a7
14762d5912635
153b01a091c68
hex1f54f8e78e7

2153113352423 has 32 divisors (see below), whose sum is σ = 2433731788800. Its totient is φ = 1887127826400.

The previous prime is 2153113352413. The next prime is 2153113352443. The reversal of 2153113352423 is 3242533113512.

It is a cyclic number.

It is not a de Polignac number, because 2153113352423 - 210 = 2153113351399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2153113352413) 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, 120015188 + ... + 120033126.

It is an arithmetic number, because the mean of its divisors is an integer number (76054118400).

Almost surely, 22153113352423 is an apocalyptic number.

2153113352423 is a deficient number, since it is larger than the sum of its proper divisors (280618436377).

2153113352423 is a wasteful number, since it uses less digits than its factorization.

2153113352423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19283.

The product of its digits is 64800, while the sum is 35.

Adding to 2153113352423 its reverse (3242533113512), we get a palindrome (5395646465935).

The spelling of 2153113352423 in words is "two trillion, one hundred fifty-three billion, one hundred thirteen million, three hundred fifty-two thousand, four hundred twenty-three".

Divisors: 1 11 31 341 383 919 4213 10109 11873 17939 28489 130603 197329 313379 351977 556109 3871747 6117199 6870637 10911287 16485941 75577007 120024157 181345351 212989747 511064171 2342887217 5621705881 6314115403 69455269433 195737577493 2153113352423