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13340020141 = 7338892187
BaseRepresentation
bin11000110110010000…
…01000110110101101
31021102200121020102001
430123020020312231
5204310021121031
610043414532301
7651402205000
oct143310106655
937380536361
1013340020141
115726103638
122703667091
131347972556
14907999537
15531218861
hex31b208dad

13340020141 has 8 divisors (see below), whose sum is σ = 15556875200. Its totient is φ = 11434302684.

The previous prime is 13340020021. The next prime is 13340020151. The reversal of 13340020141 is 14102004331.

It is not a de Polignac number, because 13340020141 - 211 = 13340018093 is a prime.

It is a super-2 number, since 2×133400201412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340020151) 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, 19445751 + ... + 19446436.

It is an arithmetic number, because the mean of its divisors is an integer number (1944609400).

Almost surely, 213340020141 is an apocalyptic number.

It is an amenable number.

13340020141 is a deficient number, since it is larger than the sum of its proper divisors (2216855059).

13340020141 is an frugal number, since it uses more digits than its factorization.

13340020141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38892208 (or 38892194 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 13340020141 its reverse (14102004331), we get a palindrome (27442024472).

The spelling of 13340020141 in words is "thirteen billion, three hundred forty million, twenty thousand, one hundred forty-one".

Divisors: 1 7 49 343 38892187 272245309 1905717163 13340020141