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1301103023 = 111049112757
BaseRepresentation
bin100110110001101…
…0100000110101111
310100200020212210212
41031203110012233
510131040244043
6333035053035
744146123163
oct11543240657
93320225725
101301103023
11608490a60
123038a117b
1317973305c
14c4b2aca3
157935c018
hex4d8d41af

1301103023 has 8 divisors (see below), whose sum is σ = 1420750800. Its totient is φ = 1181682880.

The previous prime is 1301103019. The next prime is 1301103043. The reversal of 1301103023 is 3203011031.

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 1301103023 - 22 = 1301103019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1301102989 and 1301103007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301103043) 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, 44840 + ... + 67917.

It is an arithmetic number, because the mean of its divisors is an integer number (177593850).

Almost surely, 21301103023 is an apocalyptic number.

1301103023 is a deficient number, since it is larger than the sum of its proper divisors (119647777).

1301103023 is a wasteful number, since it uses less digits than its factorization.

1301103023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113817.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1301103023 is about 36070.8056882571. The cubic root of 1301103023 is about 1091.7014705322.

Adding to 1301103023 its reverse (3203011031), we get a palindrome (4504114054).

The spelling of 1301103023 in words is "one billion, three hundred one million, one hundred three thousand, twenty-three".

Divisors: 1 11 1049 11539 112757 1240327 118282093 1301103023