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7480420301 = 61254948109
BaseRepresentation
bin1101111011101111…
…00010011111001101
3201022022201201112202
412331313202133031
5110304441422201
63234135211245
7353241344354
oct67567423715
921268651482
107480420301
113199558542
121549216b25
139229c4003
1450d69699b
152dbab5c6b
hex1bdde27cd

7480420301 has 8 divisors (see below), whose sum is σ = 7606191000. Its totient is φ = 7354751040.

The previous prime is 7480420271. The next prime is 7480420307. The reversal of 7480420301 is 1030240847.

It can be written as a sum of positive squares in 4 ways, for example, as 995339401 + 6485080900 = 31549^2 + 80530^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7480420301 - 218 = 7480158157 is a prime.

It is a super-2 number, since 2×74804203012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7480420307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131435 + ... + 179543.

It is an arithmetic number, because the mean of its divisors is an integer number (950773875).

Almost surely, 27480420301 is an apocalyptic number.

It is an amenable number.

7480420301 is a deficient number, since it is larger than the sum of its proper divisors (125770699).

7480420301 is a wasteful number, since it uses less digits than its factorization.

7480420301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50719.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 7480420301 is about 86489.4230585451. The cubic root of 7480420301 is about 1955.7289599147.

The spelling of 7480420301 in words is "seven billion, four hundred eighty million, four hundred twenty thousand, three hundred one".

Divisors: 1 61 2549 48109 155489 2934649 122629841 7480420301