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2420241284 = 222920864149
BaseRepresentation
bin1001000001000001…
…1111001110000100
320020200002222220002
42100100133032010
514424040210114
61040054100432
7113655466016
oct22020371604
96220088802
102420241284
11103218810a
1257664a718
132c7554b46
1418d60c1b6
15e27237de
hex9041f384

2420241284 has 12 divisors (see below), whose sum is σ = 4381471500. Its totient is φ = 1168392288.

The previous prime is 2420241281. The next prime is 2420241287. The reversal of 2420241284 is 4821420242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2420241281) and next prime (2420241287).

It can be written as a sum of positive squares in 2 ways, for example, as 1097464384 + 1322776900 = 33128^2 + 36370^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (2420241281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10431959 + ... + 10432190.

It is an arithmetic number, because the mean of its divisors is an integer number (365122625).

Almost surely, 22420241284 is an apocalyptic number.

It is an amenable number.

2420241284 is a deficient number, since it is larger than the sum of its proper divisors (1961230216).

2420241284 is a wasteful number, since it uses less digits than its factorization.

2420241284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20864182 (or 20864180 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

The square root of 2420241284 is about 49195.9478412603. The cubic root of 2420241284 is about 1342.6193075159.

The spelling of 2420241284 in words is "two billion, four hundred twenty million, two hundred forty-one thousand, two hundred eighty-four".

Divisors: 1 2 4 29 58 116 20864149 41728298 83456596 605060321 1210120642 2420241284