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54230014021 = 319343187237
BaseRepresentation
bin110010100000010111…
…000101100001000101
312011222101100010222211
4302200113011201011
51342030340422041
640525105223421
73626604341101
oct624027054105
9164871303884
1054230014021
1120aa947a207
12a615631b71
135163226bc1
1428a643a901
151625e02481
hexca05c5845

54230014021 has 8 divisors (see below), whose sum is σ = 55985659904. Its totient is φ = 52474761360.

The previous prime is 54230014001. The next prime is 54230014037. The reversal of 54230014021 is 12041003245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54230014021 - 219 = 54229489733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54230013983 and 54230014001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54230014001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196015 + ... + 383251.

It is an arithmetic number, because the mean of its divisors is an integer number (6998207488).

Almost surely, 254230014021 is an apocalyptic number.

It is an amenable number.

54230014021 is a deficient number, since it is larger than the sum of its proper divisors (1755645883).

54230014021 is a wasteful number, since it uses less digits than its factorization.

54230014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196611.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 54230014021 its reverse (12041003245), we get a palindrome (66271017266).

The spelling of 54230014021 in words is "fifty-four billion, two hundred thirty million, fourteen thousand, twenty-one".

Divisors: 1 31 9343 187237 289633 5804347 1749355291 54230014021