Search a number
-
+
1310141442 = 231391570913
BaseRepresentation
bin100111000010111…
…0010110000000010
310101022021002012010
41032011302300002
510140344011232
6334000513350
744316006231
oct11605626002
93338232163
101310141442
116125a4725
1230691b856
1317b57902c
14c6000b18
157a0450cc
hex4e172c02

1310141442 has 16 divisors (see below), whose sum is σ = 2639135520. Its totient is φ = 433571712.

The previous prime is 1310141401. The next prime is 1310141449. The reversal of 1310141442 is 2441410131.

It is not an unprimeable number, because it can be changed into a prime (1310141449) 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, 784623 + ... + 786290.

It is an arithmetic number, because the mean of its divisors is an integer number (164945970).

Almost surely, 21310141442 is an apocalyptic number.

1310141442 is an abundant number, since it is smaller than the sum of its proper divisors (1328994078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1310141442 is a wasteful number, since it uses less digits than its factorization.

1310141442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571057.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1310141442 is about 36195.8760358138. The cubic root of 1310141442 is about 1094.2235599969.

Adding to 1310141442 its reverse (2441410131), we get a palindrome (3751551573).

The spelling of 1310141442 in words is "one billion, three hundred ten million, one hundred forty-one thousand, four hundred forty-two".

Divisors: 1 2 3 6 139 278 417 834 1570913 3141826 4712739 9425478 218356907 436713814 655070721 1310141442