Search a number
-
+
2420727260 = 2257108715907
BaseRepresentation
bin1001000001001001…
…0101110111011100
320020201000200112012
42100102111313130
514424201233020
61040112330352
7113662561610
oct22022256734
96221020465
102420727260
11103248a246
125768439b8
132c76950c3
1418d6d7340
15e27bc7c5
hex90495ddc

2420727260 has 48 divisors (see below), whose sum is σ = 5815455744. Its totient is φ = 829147968.

The previous prime is 2420727241. The next prime is 2420727271. The reversal of 2420727260 is 627270242.

It is a congruent number.

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, 144227 + ... + 160133.

It is an arithmetic number, because the mean of its divisors is an integer number (121155328).

Almost surely, 22420727260 is an apocalyptic number.

2420727260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2420727260 is an abundant number, since it is smaller than the sum of its proper divisors (3394728484).

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

2420727260 is a wasteful number, since it uses less digits than its factorization.

2420727260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17010 (or 17008 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 2420727260 is about 49200.8867806262. The cubic root of 2420727260 is about 1342.7091659249.

The spelling of 2420727260 in words is "two billion, four hundred twenty million, seven hundred twenty-seven thousand, two hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1087 2174 4348 5435 7609 10870 15218 15907 21740 30436 31814 38045 63628 76090 79535 111349 152180 159070 222698 318140 445396 556745 1113490 2226980 17290909 34581818 69163636 86454545 121036363 172909090 242072726 345818180 484145452 605181815 1210363630 2420727260