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53671980730 = 255367198073
BaseRepresentation
bin110001111111000110…
…010110111010111010
312010112111022010020011
4301333012112322322
51334410011340410
640353452452134
73610020210634
oct617706267272
9163474263204
1053671980730
1120842485575
12a49a77a04a
1350a47330a4
142852299a54
1515e1e2418a
hexc7f196eba

53671980730 has 8 divisors (see below), whose sum is σ = 96609565332. Its totient is φ = 21468792288.

The previous prime is 53671980721. The next prime is 53671980743. The reversal of 53671980730 is 3708917635.

It can be written as a sum of positive squares in 2 ways, for example, as 53538092689 + 133888041 = 231383^2 + 11571^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2683599027 + ... + 2683599046.

Almost surely, 253671980730 is an apocalyptic number.

53671980730 is a deficient number, since it is larger than the sum of its proper divisors (42937584602).

53671980730 is a wasteful number, since it uses less digits than its factorization.

53671980730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5367198080.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 53671980730 in words is "fifty-three billion, six hundred seventy-one million, nine hundred eighty thousand, seven hundred thirty".

Divisors: 1 2 5 10 5367198073 10734396146 26835990365 53671980730