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2423130520 = 235165736559
BaseRepresentation
bin1001000001101110…
…0000100110011000
320020212112210011211
42100123200212120
514430310134040
61040240032504
7114022161316
oct22033404630
96225483154
102423130520
111033880908
12577602734
132c8026c55
1418db610b6
15e2ae48ea
hex906e0998

2423130520 has 32 divisors (see below), whose sum is σ = 5455483200. Its totient is φ = 968640768.

The previous prime is 2423130497. The next prime is 2423130551. The reversal of 2423130520 is 250313242.

It is a junction number, because it is equal to n+sod(n) for n = 2423130491 and 2423130500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48001 + ... + 84559.

It is an arithmetic number, because the mean of its divisors is an integer number (170483850).

Almost surely, 22423130520 is an apocalyptic number.

2423130520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2423130520 is an abundant number, since it is smaller than the sum of its proper divisors (3032352680).

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

2423130520 is a wasteful number, since it uses less digits than its factorization.

2423130520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38227 (or 38223 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2423130520 is about 49225.3036557419. The cubic root of 2423130520 is about 1343.1533591510.

Adding to 2423130520 its reverse (250313242), we get a palindrome (2673443762).

The spelling of 2423130520 in words is "two billion, four hundred twenty-three million, one hundred thirty thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 1657 3314 6628 8285 13256 16570 33140 36559 66280 73118 146236 182795 292472 365590 731180 1462360 60578263 121156526 242313052 302891315 484626104 605782630 1211565260 2423130520