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12052541242525 = 527631434925097
BaseRepresentation
bin1010111101100011001101…
…1100000111110010011101
31120200012201022200202210211
42233120303130013302131
53034432101024230100
641344505551132421
72352524131135420
oct257306334076235
946605638622724
1012052541242525
1139274aa35aa93
121427a43814111
1369571ba9bcc4
142d94bba179b7
1515d7aa93b1ba
hexaf633707c9d

12052541242525 has 48 divisors (see below), whose sum is σ = 17111856556800. Its totient is φ = 8249276044800.

The previous prime is 12052541242517. The next prime is 12052541242579. The reversal of 12052541242525 is 52524214525021.

It is not a de Polignac number, because 12052541242525 - 23 = 12052541242517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 480225777 + ... + 480250873.

It is an arithmetic number, because the mean of its divisors is an integer number (356497011600).

Almost surely, 212052541242525 is an apocalyptic number.

It is an amenable number.

12052541242525 is a deficient number, since it is larger than the sum of its proper divisors (5059315314275).

12052541242525 is a wasteful number, since it uses less digits than its factorization.

12052541242525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30094 (or 30089 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

Adding to 12052541242525 its reverse (52524214525021), we get a palindrome (64576755767546).

The spelling of 12052541242525 in words is "twelve trillion, fifty-two billion, five hundred forty-one million, two hundred forty-two thousand, five hundred twenty-five".

Divisors: 1 5 7 25 35 175 631 3155 4349 4417 15775 21745 22085 25097 30443 108725 110425 125485 152215 175679 627425 761075 878395 2744219 4391975 13721095 15836207 19209533 68605475 79181035 96047665 109146853 110853449 395905175 480238325 545734265 554267245 764027971 2728671325 2771336225 3820139855 19100699275 68871664243 344358321215 482101649701 1721791606075 2410508248505 12052541242525