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30316711061 = 7213974191171
BaseRepresentation
bin11100001111000001…
…000100110010010101
32220020211020111021102
4130033001010302111
5444042034223221
621532144155445
72122163535500
oct341701046225
986224214242
1030316711061
1111947aa180a
125a61008b85
132b21b942b0
14167852c137
15bc683930b
hex70f044c95

30316711061 has 48 divisors (see below), whose sum is σ = 38495136960. Its totient is φ = 23662679040.

The previous prime is 30316711037. The next prime is 30316711069. The reversal of 30316711061 is 16011761303.

It is not a de Polignac number, because 30316711061 - 226 = 30249602197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30316711069) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25889006 + ... + 25890176.

It is an arithmetic number, because the mean of its divisors is an integer number (801982020).

Almost surely, 230316711061 is an apocalyptic number.

It is an amenable number.

30316711061 is a deficient number, since it is larger than the sum of its proper divisors (8178425899).

30316711061 is a wasteful number, since it uses less digits than its factorization.

30316711061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The spelling of 30316711061 in words is "thirty billion, three hundred sixteen million, seven hundred eleven thousand, sixty-one".

Divisors: 1 7 13 49 91 97 419 637 679 1171 1261 2933 4753 5447 8197 8827 15223 20531 38129 40643 57379 61789 106561 113587 266903 284501 490649 528359 745927 795109 1476631 1991507 3434543 3698513 5565763 6378437 10336417 24041801 25889591 44649059 47592953 72354919 312543413 333150671 618708389 2332054697 4330958723 30316711061