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2420541601 = 491992
BaseRepresentation
bin1001000001000110…
…1000100010100001
320020200200020211221
42100101220202201
514424124312401
61040104335041
7113661156412
oct22021504241
96220606757
102420541601
111032372805
12576774481
132c762b74a
1418d689809
15e27827a1
hex904688a1

2420541601 has 3 divisors (see below), whose sum is σ = 2420590801. Its totient is φ = 2420492402.

The previous prime is 2420541553. The next prime is 2420541623. The reversal of 2420541601 is 1061450242.

It is a happy number.

The square root of 2420541601 is 49199.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 2420541601 - 29 = 2420541089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2420541661) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 24600 + ... + 73798.

Almost surely, 22420541601 is an apocalyptic number.

2420541601 is the 49199-th square number.

2420541601 is the 24600-th centered octagonal number.

It is an amenable number.

2420541601 is a deficient number, since it is larger than the sum of its proper divisors (49200).

2420541601 is an frugal number, since it uses more digits than its factorization.

2420541601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98398 (or 49199 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The cubic root of 2420541601 is about 1342.6748384429.

Multiplying 2420541601 by its sum of digits (25), we get a square (60513540025 = 2459952).

Adding to 2420541601 its reverse (1061450242), we get a palindrome (3481991843).

The spelling of 2420541601 in words is "two billion, four hundred twenty million, five hundred forty-one thousand, six hundred one".

Divisors: 1 49199 2420541601