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53130530451 = 381792165323
BaseRepresentation
bin110001011110110100…
…111000111010010011
312002010202110121002010
4301132310320322103
51332302403433301
640224031354003
73560424025455
oct613664707223
9162122417063
1053130530451
11205948879a9
12a369382903
1350194c72cb
1428003d42d5
1515ae61e5d6
hexc5ed38e93

53130530451 has 8 divisors (see below), whose sum is σ = 70849401280. Its totient is φ = 35416006632.

The previous prime is 53130530443. The next prime is 53130530503. The reversal of 53130530451 is 15403503135.

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

It is not a de Polignac number, because 53130530451 - 23 = 53130530443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53130530351) 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, 1058125 + ... + 1107198.

It is an arithmetic number, because the mean of its divisors is an integer number (8856175160).

Almost surely, 253130530451 is an apocalyptic number.

53130530451 is a deficient number, since it is larger than the sum of its proper divisors (17718870829).

53130530451 is a wasteful number, since it uses less digits than its factorization.

53130530451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173505.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 53130530451 in words is "fifty-three billion, one hundred thirty million, five hundred thirty thousand, four hundred fifty-one".

Divisors: 1 3 8179 24537 2165323 6495969 17710176817 53130530451