Search a number
-
+
408225031029 = 3245358336781
BaseRepresentation
bin1011111000011000001…
…10111010001101110101
31110000200220102020102200
411330030012322031311
523142021101443104
6511311435055113
741331124340214
oct5741406721565
91400626366380
10408225031029
11148144429a02
12671498a1499
132c659690aca
1415a886c707b
15a943a44b39
hex5f0c1ba375

408225031029 has 6 divisors (see below), whose sum is σ = 589658378166. Its totient is φ = 272150020680.

The previous prime is 408225031007. The next prime is 408225031033. The reversal of 408225031029 is 920130522804.

It is a happy number.

408225031029 is a `hidden beast` number, since 40 + 8 + 2 + 2 + 503 + 102 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 263988384804 + 144236646225 = 513798^2 + 379785^2 .

It is not a de Polignac number, because 408225031029 - 212 = 408225026933 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 408225030984 and 408225031002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408225031099) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22679168382 + ... + 22679168399.

It is an arithmetic number, because the mean of its divisors is an integer number (98276396361).

Almost surely, 2408225031029 is an apocalyptic number.

It is an amenable number.

408225031029 is a deficient number, since it is larger than the sum of its proper divisors (181433347137).

408225031029 is a wasteful number, since it uses less digits than its factorization.

408225031029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45358336787 (or 45358336784 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 408225031029 in words is "four hundred eight billion, two hundred twenty-five million, thirty-one thousand, twenty-nine".

Divisors: 1 3 9 45358336781 136075010343 408225031029