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3031002000013 = 13235949958003
BaseRepresentation
bin101100000110110101110…
…011000010101010001101
3101201202112202000001102211
4230012311303002222031
5344124443003000023
610240231215550421
7431661024623551
oct54066563025215
911652482001384
103031002000013
11a6949367a199
1240b51852b411
1318ca8c682600
14a69b644d861
1553c9b2e6a0d
hex2c1b5cc2a8d

3031002000013 has 12 divisors (see below), whose sum is σ = 3291233303520. Its totient is φ = 2790054495696.

The previous prime is 3031001999999. The next prime is 3031002000041. The reversal of 3031002000013 is 3100002001303.

It is not a de Polignac number, because 3031002000013 - 241 = 831978744461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3031001999957 and 3031002000002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031002000073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24918331 + ... + 25039672.

It is an arithmetic number, because the mean of its divisors is an integer number (274269441960).

Almost surely, 23031002000013 is an apocalyptic number.

It is an amenable number.

3031002000013 is a deficient number, since it is larger than the sum of its proper divisors (260231303507).

3031002000013 is a wasteful number, since it uses less digits than its factorization.

3031002000013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49958388 (or 49958375 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 3031002000013 its reverse (3100002001303), we get a palindrome (6131004001316).

The spelling of 3031002000013 in words is "three trillion, thirty-one billion, two million, thirteen", and thus it is an aban number and an uban number.

Divisors: 1 13 169 359 4667 60671 49958003 649454039 8442902507 17934923077 233154000001 3031002000013