Search a number
-
+
2752610740 = 2251123353699
BaseRepresentation
bin1010010000010001…
…1000000110110100
321002211112010001221
42210010120012310
521114132020430
61133050000124
7125132543125
oct24404300664
97084463057
102752610740
111192860210
12649a16044
1334b377269
141c180a04c
151119c857a
hexa41181b4

2752610740 has 48 divisors (see below), whose sum is σ = 6333163200. Its totient is φ = 996634880.

The previous prime is 2752610717. The next prime is 2752610741. The reversal of 2752610740 is 470162572.

It is a junction number, because it is equal to n+sod(n) for n = 2752610696 and 2752610705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2752610741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24411 + ... + 78109.

It is an arithmetic number, because the mean of its divisors is an integer number (131940900).

Almost surely, 22752610740 is an apocalyptic number.

2752610740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2752610740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3166581600).

2752610740 is an abundant number, since it is smaller than the sum of its proper divisors (3580552460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2752610740 is a wasteful number, since it uses less digits than its factorization.

2752610740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53952 (or 53950 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 2752610740 is about 52465.3289325436. The cubic root of 2752610740 is about 1401.4628824429.

The spelling of 2752610740 in words is "two billion, seven hundred fifty-two million, six hundred ten thousand, seven hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 233 466 932 1165 2330 2563 4660 5126 10252 12815 25630 51260 53699 107398 214796 268495 536990 590689 1073980 1181378 2362756 2953445 5906890 11813780 12511867 25023734 50047468 62559335 125118670 137630537 250237340 275261074 550522148 688152685 1376305370 2752610740