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15135100030 = 251973767111
BaseRepresentation
bin11100001100001111…
…10100110001111110
31110001210100202002101
432012013310301332
5221444041200110
610541501415314
71044030141031
oct160607646176
943053322071
1015135100030
116467407736
122b2486a53a
13157282bcbb
14a38151018
155d8aee13a
hex3861f4c7e

15135100030 has 16 divisors (see below), whose sum is σ = 27257023584. Its totient is φ = 6050963680.

The previous prime is 15135100007. The next prime is 15135100037. The reversal of 15135100030 is 3000153151.

It is a junction number, because it is equal to n+sod(n) for n = 15135099980 and 15135100007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15135100037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363826 + ... + 403285.

It is an arithmetic number, because the mean of its divisors is an integer number (1703563974).

Almost surely, 215135100030 is an apocalyptic number.

15135100030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15135100030 is a deficient number, since it is larger than the sum of its proper divisors (12121923554).

15135100030 is a wasteful number, since it uses less digits than its factorization.

15135100030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769091.

The product of its (nonzero) digits is 225, while the sum is 19.

Adding to 15135100030 its reverse (3000153151), we get a palindrome (18135253181).

The spelling of 15135100030 in words is "fifteen billion, one hundred thirty-five million, one hundred thousand, thirty".

Divisors: 1 2 5 10 1973 3946 9865 19730 767111 1534222 3835555 7671110 1513510003 3027020006 7567550015 15135100030