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54213409151 = 1143991115657
BaseRepresentation
bin110010011111010111…
…101111100101111111
312011221020002112101122
4302133113233211333
51342012113043101
640523313301155
73626313242306
oct623727574577
9164836075348
1054213409151
1120aa0068780
12a60bb647bb
13515c961c35
1428a415743d
15162472251b
hexc9f5ef97f

54213409151 has 16 divisors (see below), whose sum is σ = 60578884608. Its totient is φ = 48089764800.

The previous prime is 54213409147. The next prime is 54213409169. The reversal of 54213409151 is 15190431245.

It is not a de Polignac number, because 54213409151 - 22 = 54213409147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54213409141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410915 + ... + 526571.

It is an arithmetic number, because the mean of its divisors is an integer number (3786180288).

Almost surely, 254213409151 is an apocalyptic number.

54213409151 is a deficient number, since it is larger than the sum of its proper divisors (6365475457).

54213409151 is a wasteful number, since it uses less digits than its factorization.

54213409151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116702.

The product of its (nonzero) digits is 21600, while the sum is 35.

It can be divided in two parts, 54213 and 409151, that added together give a palindrome (463364).

The spelling of 54213409151 in words is "fifty-four billion, two hundred thirteen million, four hundred nine thousand, one hundred fifty-one".

Divisors: 1 11 43 473 991 10901 42613 115657 468743 1272227 4973251 54705761 114616087 1260776957 4928491741 54213409151