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54200630887 = 13234126316811
BaseRepresentation
bin110010011110100110…
…111111111001100111
312011220100001022220121
4302132212333321213
51342000330142022
640522135342411
73626066522014
oct623646777147
9164810038817
1054200630887
1120a93930227
12a607821a07
13515a109930
1428a258c70b
15162354b2c7
hexc9e9bfe67

54200630887 has 32 divisors (see below), whose sum is σ = 62634249216. Its totient is φ = 46508563200.

The previous prime is 54200630879. The next prime is 54200630893. The reversal of 54200630887 is 78803600245.

It is not a de Polignac number, because 54200630887 - 23 = 54200630879 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 (54200630087) 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, 3215712 + ... + 3232522.

It is an arithmetic number, because the mean of its divisors is an integer number (1957320288).

Almost surely, 254200630887 is an apocalyptic number.

54200630887 is a deficient number, since it is larger than the sum of its proper divisors (8433618329).

54200630887 is a wasteful number, since it uses less digits than its factorization.

54200630887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17151.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 54200630887 in words is "fifty-four billion, two hundred million, six hundred thirty thousand, eight hundred eighty-seven".

Divisors: 1 13 23 41 263 299 533 943 3419 6049 10783 12259 16811 78637 140179 218543 248009 386653 689251 3224117 4421293 5026489 8960263 15852773 57476809 101689739 181273013 206086049 1321966607 2356549169 4169279299 54200630887