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55201071470 = 2538393143779
BaseRepresentation
bin110011011010001111…
…011000000101101110
312021111001112222101112
4303122033120011232
51401022433241340
641205314312022
73662635236266
oct633217300556
9167431488345
1055201071470
1121457625026
12a846888612
13528946c4cc
1429593b27a6
1516812b8065
hexcda3d816e

55201071470 has 16 divisors (see below), whose sum is σ = 99365207760. Its totient is φ = 22079699904.

The previous prime is 55201071437. The next prime is 55201071491. The reversal of 55201071470 is 7417010255.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312041 + ... + 455819.

It is an arithmetic number, because the mean of its divisors is an integer number (6210325485).

Almost surely, 255201071470 is an apocalyptic number.

55201071470 is a deficient number, since it is larger than the sum of its proper divisors (44164136290).

55201071470 is a wasteful number, since it uses less digits than its factorization.

55201071470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182179.

The product of its (nonzero) digits is 9800, while the sum is 32.

The spelling of 55201071470 in words is "fifty-five billion, two hundred one million, seventy-one thousand, four hundred seventy".

Divisors: 1 2 5 10 38393 76786 143779 191965 287558 383930 718895 1437790 5520107147 11040214294 27600535735 55201071470