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103010301031 = 11163499115133
BaseRepresentation
bin101111111101111100…
…1000111010001100111
3100211212222001110221111
41133323321013101213
53141431114113111
6115153340125451
710304456053231
oct1377371072147
9324788043844
10103010301031
113a7606a18a0
1217b69b36887
13993838c861
144db2b89251
152a2d665a21
hex17fbe47467

103010301031 has 16 divisors (see below), whose sum is σ = 113291856000. Its totient is φ = 92883892320.

The previous prime is 103010300989. The next prime is 103010301049. The reversal of 103010301031 is 130103010301.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 103010301031 - 235 = 68650562663 is a prime.

It is a super-3 number, since 3×1030103010313 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103010301061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 837141 + ... + 952273.

It is an arithmetic number, because the mean of its divisors is an integer number (7080741000).

Almost surely, 2103010301031 is an apocalyptic number.

103010301031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103010301031 is a deficient number, since it is larger than the sum of its proper divisors (10281554969).

103010301031 is a wasteful number, since it uses less digits than its factorization.

103010301031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115806.

The product of its (nonzero) digits is 27, while the sum is 13.

Adding to 103010301031 its reverse (130103010301), we get a palindrome (233113311332).

The spelling of 103010301031 in words is "one hundred three billion, ten million, three hundred one thousand, thirty-one".

Divisors: 1 11 163 499 1793 5489 81337 115133 894707 1266463 18766679 57451367 206433469 631965037 9364572821 103010301031