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15142031301 = 3231131942033
BaseRepresentation
bin11100001101000100…
…10000111111000101
31110002021101220000010
432012202100333011
5222002330000201
610542310140433
71044143066565
oct160642207705
943067356003
1015142031301
116470311261
122b27051719
1315740b7b47
14a39036da5
155d951cbd6
hex386890fc5

15142031301 has 16 divisors (see below), whose sum is σ = 21253620096. Its totient is φ = 9570333696.

The previous prime is 15142031299. The next prime is 15142031383. The reversal of 15142031301 is 10313024151.

It is not a de Polignac number, because 15142031301 - 21 = 15142031299 is a prime.

It is a super-2 number, since 2×151420313012 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15142035301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 963220 + ... + 978813.

It is an arithmetic number, because the mean of its divisors is an integer number (1328351256).

Almost surely, 215142031301 is an apocalyptic number.

It is an amenable number.

15142031301 is a deficient number, since it is larger than the sum of its proper divisors (6111588795).

15142031301 is a wasteful number, since it uses less digits than its factorization.

15142031301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1942172.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 15142031301 its reverse (10313024151), we get a palindrome (25455055452).

The spelling of 15142031301 in words is "fifteen billion, one hundred forty-two million, thirty-one thousand, three hundred one".

Divisors: 1 3 23 69 113 339 2599 7797 1942033 5826099 44666759 134000277 219449729 658349187 5047343767 15142031301