Search a number
-
+
470787527197 = 13227710056769
BaseRepresentation
bin1101101100111010001…
…11111001001000011101
31200000011222210100002101
412312131013321020131
530203133101332242
61000135442325101
746004360645221
oct6663507711035
91600158710071
10470787527197
11171729316299
12772a9959791
1335519c8c600
1418b01618781
15c3a621a9b7
hex6d9d1f921d

470787527197 has 12 divisors (see below), whose sum is σ = 511628116980. Its totient is φ = 433004203008.

The previous prime is 470787527083. The next prime is 470787527207. The reversal of 470787527197 is 791725787074.

It can be written as a sum of positive squares in 6 ways, for example, as 195854042916 + 274933484281 = 442554^2 + 524341^2 .

It is not a de Polignac number, because 470787527197 - 231 = 468640043549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (470787567197) 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, 4981572 + ... + 5075197.

It is an arithmetic number, because the mean of its divisors is an integer number (42635676415).

Almost surely, 2470787527197 is an apocalyptic number.

It is an amenable number.

470787527197 is a deficient number, since it is larger than the sum of its proper divisors (40840589783).

470787527197 is a wasteful number, since it uses less digits than its factorization.

470787527197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10057072 (or 10057059 counting only the distinct ones).

The product of its (nonzero) digits is 48404160, while the sum is 64.

The spelling of 470787527197 in words is "four hundred seventy billion, seven hundred eighty-seven million, five hundred twenty-seven thousand, one hundred ninety-seven".

Divisors: 1 13 169 277 3601 46813 10056769 130737997 1699593961 2785725013 36214425169 470787527197