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13230000140 = 225794500001
BaseRepresentation
bin11000101001001000…
…11100100000001100
31021011000120122100012
430110210130200030
5204043340001030
610024444452352
7645565100660
oct142444344014
937130518305
1013230000140
115679a98a15
12269284a0b8
13132ac31066
148d711a8a0
15526735095
hex31491c80c

13230000140 has 24 divisors (see below), whose sum is σ = 31752000672. Its totient is φ = 4536000000.

The previous prime is 13230000139. The next prime is 13230000149. The reversal of 13230000140 is 4100003231.

It is a super-3 number, since 3×132300001403 (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (13230000149) 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, 47249861 + ... + 47250140.

It is an arithmetic number, because the mean of its divisors is an integer number (1323000028).

Almost surely, 213230000140 is an apocalyptic number.

13230000140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13230000140 is an abundant number, since it is smaller than the sum of its proper divisors (18522000532).

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

13230000140 is a wasteful number, since it uses less digits than its factorization.

13230000140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94500017 (or 94500015 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 13230000140 its reverse (4100003231), we get a palindrome (17330003371).

The spelling of 13230000140 in words is "thirteen billion, two hundred thirty million, one hundred forty", and thus it is an aban number.

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 94500001 189000002 378000004 472500005 661500007 945000010 1323000014 1890000020 2646000028 3307500035 6615000070 13230000140