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54955307445 = 3512107302609
BaseRepresentation
bin110011001011100101…
…110111000110110101
312020211221002212112020
4303023211313012311
51400022024314240
641125054543353
73653562256143
oct631345670665
9166757085466
1054955307445
1121340924965
12a798507b59
13524a580bcc
1429348ba593
15166991e0d0
hexccb9771b5

54955307445 has 16 divisors (see below), whose sum is σ = 87936045120. Its totient is φ = 29306979584.

The previous prime is 54955307413. The next prime is 54955307453. The reversal of 54955307445 is 54470355945.

It is a cyclic number.

It is not a de Polignac number, because 54955307445 - 25 = 54955307413 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30301 + ... + 332909.

It is an arithmetic number, because the mean of its divisors is an integer number (5496002820).

Almost surely, 254955307445 is an apocalyptic number.

It is an amenable number.

54955307445 is a deficient number, since it is larger than the sum of its proper divisors (32980737675).

54955307445 is a wasteful number, since it uses less digits than its factorization.

54955307445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314724.

The product of its (nonzero) digits is 7560000, while the sum is 51.

The spelling of 54955307445 in words is "fifty-four billion, nine hundred fifty-five million, three hundred seven thousand, four hundred forty-five".

Divisors: 1 3 5 15 12107 36321 60535 181605 302609 907827 1513045 4539135 3663687163 10991061489 18318435815 54955307445