Search a number
-
+
472644688490351 = 1325303527383393
BaseRepresentation
bin110101101110111100010101…
…0110000110010111101101111
32021222111101112222212022112222
41223131320222300302331233
5443422302310223142401
64353121550011145555
7201361310663562356
oct15335705260627557
92258441488768488
10472644688490351
11127665539916353
1245015859a452bb
1317396283959900
1484a01a6d4499d
15399988dd78c1b
hex1adde2ac32f6f

472644688490351 has 12 divisors (see below), whose sum is σ = 511895198485008. Its totient is φ = 436205132123904.

The previous prime is 472644688490329. The next prime is 472644688490357. The reversal of 472644688490351 is 153094886446274.

It is not a de Polignac number, because 472644688490351 - 26 = 472644688490287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472644688490357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262795490 + ... + 264587903.

It is an arithmetic number, because the mean of its divisors is an integer number (42657933207084).

It is a 1-persistent number, because it is pandigital, but 2⋅472644688490351 = 945289376980702 is not.

Almost surely, 2472644688490351 is an apocalyptic number.

472644688490351 is a deficient number, since it is larger than the sum of its proper divisors (39250509994657).

472644688490351 is a wasteful number, since it uses less digits than its factorization.

472644688490351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527388722 (or 527388709 counting only the distinct ones).

The product of its (nonzero) digits is 1114767360, while the sum is 71.

The spelling of 472644688490351 in words is "four hundred seventy-two trillion, six hundred forty-four billion, six hundred eighty-eight million, four hundred ninety thousand, three hundred fifty-one".

Divisors: 1 13 169 5303 68939 896207 527383393 6855984109 89127793417 2796714133079 36357283730027 472644688490351