Search a number
-
+
53061470880 = 25351110049521
BaseRepresentation
bin110001011010101101…
…011100101010100000
312001221221112000011020
4301122231130222200
51332132214032010
640213123245440
73555625026555
oct613255345240
9161857460136
1053061470880
11205598a9480
12a34a219880
1350080c7862
1427d5178a2c
1515a852c470
hexc5ab5caa0

53061470880 has 96 divisors (see below), whose sum is σ = 182338527168. Its totient is φ = 12863385600.

The previous prime is 53061470873. The next prime is 53061470921. The reversal of 53061470880 is 8807416035.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5019481 + ... + 5030040.

It is an arithmetic number, because the mean of its divisors is an integer number (1899359658).

Almost surely, 253061470880 is an apocalyptic number.

It is an amenable number.

53061470880 is an abundant number, since it is smaller than the sum of its proper divisors (129277056288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53061470880 is a wasteful number, since it uses less digits than its factorization.

53061470880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10049550 (or 10049542 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 53061470880 in words is "fifty-three billion, sixty-one million, four hundred seventy thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 66 80 88 96 110 120 132 160 165 176 220 240 264 330 352 440 480 528 660 880 1056 1320 1760 2640 5280 10049521 20099042 30148563 40198084 50247605 60297126 80396168 100495210 110544731 120594252 150742815 160792336 200990420 221089462 241188504 301485630 321584672 331634193 401980840 442178924 482377008 552723655 602971260 663268386 803961680 884357848 964754016 1105447310 1205942520 1326536772 1607923360 1658170965 1768715696 2210894620 2411885040 2653073544 3316341930 3537431392 4421789240 4823770080 5306147088 6632683860 8843578480 10612294176 13265367720 17687156960 26530735440 53061470880