Search a number
-
+
470715020730545 = 5520571808460037
BaseRepresentation
bin110101100000111001110000…
…1100110011110000010110001
32021201122220202010112110022212
41223001303201212132002301
5443144143330301334140
64345043254550141505
7201102016011342263
oct15301634146360261
92251586663473285
10470715020730545
11126a91134761608
1244963884051895
131728630b618516
148434a2b273b33
1539645a0738765
hex1ac1ce199e0b1

470715020730545 has 8 divisors (see below), whose sum is σ = 564868875949224. Its totient is φ = 376564782536064.

The previous prime is 470715020730523. The next prime is 470715020730557. The reversal of 470715020730545 is 545037020517074.

It can be written as a sum of positive squares in 4 ways, for example, as 7214467072576 + 463500553657969 = 2685976^2 + 21529063^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 470715020730545 - 26 = 470715020730481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 470715020730493 and 470715020730502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903969734 + ... + 904490303.

It is an arithmetic number, because the mean of its divisors is an integer number (70608609493653).

Almost surely, 2470715020730545 is an apocalyptic number.

It is an amenable number.

470715020730545 is a deficient number, since it is larger than the sum of its proper divisors (94153855218679).

470715020730545 is a wasteful number, since it uses less digits than its factorization.

470715020730545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808512099.

The product of its (nonzero) digits is 4116000, while the sum is 50.

The spelling of 470715020730545 in words is "four hundred seventy trillion, seven hundred fifteen billion, twenty million, seven hundred thirty thousand, five hundred forty-five".

Divisors: 1 5 52057 260285 1808460037 9042300185 94143004146109 470715020730545