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1013130012 = 223555715193
BaseRepresentation
bin111100011000110…
…010001100011100
32121121101100002210
4330120302030130
54033330130022
6244310520420
734051314546
oct7430621434
92547340083
101013130012
1147a981634
12243366110
13131b8661b
14987a8696
155de26a0c
hex3c63231c

1013130012 has 24 divisors (see below), whose sum is σ = 2364551056. Its totient is φ = 337627008.

The previous prime is 1013130007. The next prime is 1013130017. The reversal of 1013130012 is 2100313101.

It is an interprime number because it is at equal distance from previous prime (1013130007) and next prime (1013130017).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1013130012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013130017) 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, 59088 + ... + 74280.

Almost surely, 21013130012 is an apocalyptic number.

1013130012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1013130012 is an abundant number, since it is smaller than the sum of its proper divisors (1351421044).

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

1013130012 is a wasteful number, since it uses less digits than its factorization.

1013130012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20757 (or 20755 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1013130012 is about 31829.7032973919. The cubic root of 1013130012 is about 1004.3576539361.

Adding to 1013130012 its reverse (2100313101), we get a palindrome (3113443113).

The spelling of 1013130012 in words is "one billion, thirteen million, one hundred thirty thousand, twelve".

Divisors: 1 2 3 4 6 12 5557 11114 15193 16671 22228 30386 33342 45579 60772 66684 91158 182316 84427501 168855002 253282503 337710004 506565006 1013130012