Search a number
-
+
2870480065 = 58933719141
BaseRepresentation
bin1010101100011000…
…0000110011000001
321102001022111101111
42223012000303001
521334320330230
61152500203321
7131063451355
oct25306006301
97361274344
102870480065
111243347182
12681399541
1336990641b
141d332d465
1511c00c92a
hexab180cc1

2870480065 has 16 divisors (see below), whose sum is σ = 3493797840. Its totient is φ = 2263726080.

The previous prime is 2870480057. The next prime is 2870480101. The reversal of 2870480065 is 5600840782.

It can be written as a sum of positive squares in 8 ways, for example, as 307791936 + 2562688129 = 17544^2 + 50623^2 .

It is not a de Polignac number, because 2870480065 - 23 = 2870480057 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140395 + ... + 159535.

It is an arithmetic number, because the mean of its divisors is an integer number (218362365).

Almost surely, 22870480065 is an apocalyptic number.

It is an amenable number.

2870480065 is a deficient number, since it is larger than the sum of its proper divisors (623317775).

2870480065 is a wasteful number, since it uses less digits than its factorization.

2870480065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19572.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 2870480065 is about 53576.8612835802. The cubic root of 2870480065 is about 1421.1879342168.

The spelling of 2870480065 in words is "two billion, eight hundred seventy million, four hundred eighty thousand, sixty-five".

Divisors: 1 5 89 337 445 1685 19141 29993 95705 149965 1703549 6450517 8517745 32252585 574096013 2870480065