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1301201403 = 31727871907
BaseRepresentation
bin100110110001110…
…1100000111111011
310100200102212202120
41031203230013323
510131101421103
6333041132323
744150013045
oct11543540773
93320385676
101301201403
11608548967
1230392a0a3
13179768a78
14c4b54a95
157937b253
hex4d8ec1fb

1301201403 has 24 divisors (see below), whose sum is σ = 1846302912. Its totient is φ = 814975104.

The previous prime is 1301201383. The next prime is 1301201411. The reversal of 1301201403 is 3041021031.

It is not a de Polignac number, because 1301201403 - 29 = 1301200891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1301201423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 681376 + ... + 683282.

It is an arithmetic number, because the mean of its divisors is an integer number (76929288).

Almost surely, 21301201403 is an apocalyptic number.

1301201403 is a deficient number, since it is larger than the sum of its proper divisors (545101509).

1301201403 is a wasteful number, since it uses less digits than its factorization.

1301201403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2731 (or 2714 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1301201403 is about 36072.1693691965. The cubic root of 1301201403 is about 1091.7289853617.

Adding to 1301201403 its reverse (3041021031), we get a palindrome (4342222434).

The spelling of 1301201403 in words is "one billion, three hundred one million, two hundred one thousand, four hundred three".

Divisors: 1 3 17 51 289 787 867 1907 2361 5721 13379 32419 40137 97257 227443 551123 682329 1500809 1653369 4502427 25513753 76541259 433733801 1301201403