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3121133453053 = 711307877150551
BaseRepresentation
bin101101011010110010000…
…011001111111011111101
3102001101012011020021020021
4231122302003033323331
5402114040130444203
610345455013452141
7441331411422250
oct55326203177375
912041164207207
103121133453053
11aa3735514960
12424a91341051
131984247ab845
14ab0c69a9097
15562c3e8c5bd
hex2d6b20cfefd

3121133453053 has 32 divisors (see below), whose sum is σ = 3908435908608. Its totient is φ = 2421349848000.

The previous prime is 3121133452991. The next prime is 3121133453057. The reversal of 3121133453053 is 3503543311213.

It is a cyclic number.

It is not a de Polignac number, because 3121133453053 - 217 = 3121133321981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3121133453057) 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, 20656128 + ... + 20806678.

It is an arithmetic number, because the mean of its divisors is an integer number (122138622144).

Almost surely, 23121133453053 is an apocalyptic number.

It is an amenable number.

3121133453053 is a deficient number, since it is larger than the sum of its proper divisors (787302455555).

3121133453053 is a wasteful number, since it uses less digits than its factorization.

3121133453053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151753.

The product of its (nonzero) digits is 48600, while the sum is 34.

Adding to 3121133453053 its reverse (3503543311213), we get a palindrome (6624676764266).

The spelling of 3121133453053 in words is "three trillion, one hundred twenty-one billion, one hundred thirty-three million, four hundred fifty-three thousand, fifty-three".

Divisors: 1 7 11 77 307 877 2149 3377 6139 9647 23639 67529 150551 269239 1053857 1656061 1884673 2961629 11592427 20731403 46219157 132033227 323534099 508410727 924232589 1452365497 3558875089 10166558479 40534200689 283739404823 445876207579 3121133453053