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2662265420 = 2251097121343
BaseRepresentation
bin1001111010101110…
…1111001001001100
320212112112002120222
42132223233021030
520423014443140
61120101330512
7122654611523
oct23653571114
96775462528
102662265420
111146863461
12623706a38
133357340a9
141b380d4ba
15108ace5b5
hex9eaef24c

2662265420 has 24 divisors (see below), whose sum is σ = 5595899904. Its totient is φ = 1063926656.

The previous prime is 2662265393. The next prime is 2662265449. The reversal of 2662265420 is 245622662.

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, 38732 + ... + 82611.

It is an arithmetic number, because the mean of its divisors is an integer number (233162496).

Almost surely, 22662265420 is an apocalyptic number.

2662265420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2662265420 is an abundant number, since it is smaller than the sum of its proper divisors (2933634484).

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

2662265420 is a wasteful number, since it uses less digits than its factorization.

2662265420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122449 (or 122447 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2662265420 is about 51597.1454636785. The cubic root of 2662265420 is about 1385.9592150953.

The spelling of 2662265420 in words is "two billion, six hundred sixty-two million, two hundred sixty-five thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 1097 2194 4388 5485 10970 21940 121343 242686 485372 606715 1213430 2426860 133113271 266226542 532453084 665566355 1331132710 2662265420