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1316102541 = 31328929167
BaseRepresentation
bin100111001110010…
…0010000110001101
310101201110221021120
41032130202012031
510143410240131
6334332351153
744420454435
oct11634420615
93351427246
101316102541
116159a6356
123089154b9
1317c885400
14c6b132c5
157a821496
hex4e72218d

1316102541 has 24 divisors (see below), whose sum is σ = 1921587840. Its totient is φ = 800781696.

The previous prime is 1316102521. The next prime is 1316102581. The reversal of 1316102541 is 1452016131.

It is a happy number.

It is not a de Polignac number, because 1316102541 - 25 = 1316102509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1316102521) 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, 30540 + ... + 59706.

It is an arithmetic number, because the mean of its divisors is an integer number (80066160).

Almost surely, 21316102541 is an apocalyptic number.

It is an amenable number.

1316102541 is a deficient number, since it is larger than the sum of its proper divisors (605485299).

1316102541 is a wasteful number, since it uses less digits than its factorization.

1316102541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29285 (or 29272 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 1316102541 is about 36278.1275839865. The cubic root of 1316102541 is about 1095.8806093531.

Adding to 1316102541 its reverse (1452016131), we get a palindrome (2768118672).

The spelling of 1316102541 in words is "one billion, three hundred sixteen million, one hundred two thousand, five hundred forty-one".

Divisors: 1 3 13 39 89 169 267 507 1157 3471 15041 29167 45123 87501 379171 1137513 2595863 4929223 7787589 14787669 33746219 101238657 438700847 1316102541