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54203030403 = 390491996649
BaseRepresentation
bin110010011110110000…
…001001101110000011
312011220111120020102120
4302132300021232003
51342001433433103
640522303015323
73626126104464
oct623660115603
9164814506376
1054203030403
1120a95219aa5
12a60859a543
13515a769b72
1428a2a14d6b
151623872253
hexc9ec09b83

54203030403 has 8 divisors (see below), whose sum is σ = 72278730000. Its totient is φ = 36131342208.

The previous prime is 54203030383. The next prime is 54203030417. The reversal of 54203030403 is 30403030245.

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

It is not a de Polignac number, because 54203030403 - 216 = 54202964867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54203030423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971178 + ... + 1025471.

It is an arithmetic number, because the mean of its divisors is an integer number (9034841250).

Almost surely, 254203030403 is an apocalyptic number.

54203030403 is a deficient number, since it is larger than the sum of its proper divisors (18075699597).

54203030403 is a wasteful number, since it uses less digits than its factorization.

54203030403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005701.

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 54203030403 its reverse (30403030245), we get a palindrome (84606060648).

The spelling of 54203030403 in words is "fifty-four billion, two hundred three million, thirty thousand, four hundred three".

Divisors: 1 3 9049 27147 1996649 5989947 18067676801 54203030403