Search a number
-
+
5128035213 = 37673644659
BaseRepresentation
bin1001100011010011…
…11001101110001101
3111020101022011212010
410301221321232031
541000234111323
62204503331433
7241035402660
oct46151715615
914211264763
105128035213
1121a1707834
12bb1450b79
13639539c82
143690ad6d7
152002e7c93
hex131a79b8d

5128035213 has 16 divisors (see below), whose sum is σ = 7930780160. Its totient is φ = 2886569136.

The previous prime is 5128035181. The next prime is 5128035223. The reversal of 5128035213 is 3125308215.

It is not a de Polignac number, because 5128035213 - 25 = 5128035181 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5128035223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1820923 + ... + 1823736.

It is an arithmetic number, because the mean of its divisors is an integer number (495673760).

Almost surely, 25128035213 is an apocalyptic number.

It is an amenable number.

5128035213 is a deficient number, since it is larger than the sum of its proper divisors (2802744947).

5128035213 is a wasteful number, since it uses less digits than its factorization.

5128035213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3644736.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 5128035213 is about 71610.3010257603. The cubic root of 5128035213 is about 1724.4489131456.

The spelling of 5128035213 in words is "five billion, one hundred twenty-eight million, thirty-five thousand, two hundred thirteen".

Divisors: 1 3 7 21 67 201 469 1407 3644659 10933977 25512613 76537839 244192153 732576459 1709345071 5128035213