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103415032011 = 31031794394259
BaseRepresentation
bin110000001010000000…
…1000010100011001011
3100212221011121221110210
41200110001002203023
53143243222011021
6115301435012203
710320502161024
oct1402401024313
9325834557423
10103415032011
113a9490a9205
121806159a063
1399a1199645
145010821c4b
152a53e60e76
hex18140428cb

103415032011 has 32 divisors (see below), whose sum is σ = 140355072000. Its totient is φ = 67722025248.

The previous prime is 103415031991. The next prime is 103415032013. The reversal of 103415032011 is 110230514301.

It is not a de Polignac number, because 103415032011 - 210 = 103415030987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (103415032013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24279400 + ... + 24283658.

It is an arithmetic number, because the mean of its divisors is an integer number (4386096000).

Almost surely, 2103415032011 is an apocalyptic number.

103415032011 is a deficient number, since it is larger than the sum of its proper divisors (36940039989).

103415032011 is a wasteful number, since it uses less digits than its factorization.

103415032011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 103415032011 its reverse (110230514301), we get a palindrome (213645546312).

The spelling of 103415032011 in words is "one hundred three billion, four hundred fifteen million, thirty-two thousand, eleven".

Divisors: 1 3 103 179 309 439 537 1317 4259 12777 18437 45217 55311 78581 135651 235743 438677 762361 1316031 1869701 2287083 5609103 8093843 24281529 78523183 192579203 235569549 334676479 577737609 1004029437 34471677337 103415032011