Search a number
-
+
30670336697 = 7112139772851
BaseRepresentation
bin11100100100000110…
…000011001010111001
32221011110122112110012
4130210012003022321
51000303101233242
622031215431305
72134016363150
oct344406031271
987143575405
1030670336697
1112009672a00
125b3b525535
132b7a219830
1416ad4a0597
15be78dc282
hex7241832b9

30670336697 has 48 divisors (see below), whose sum is σ = 41548757376. Its totient is φ = 22030272000.

The previous prime is 30670336663. The next prime is 30670336771. The reversal of 30670336697 is 79663307603.

It is not a de Polignac number, because 30670336697 - 212 = 30670332601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30670336597) 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, 10756322 + ... + 10759172.

It is an arithmetic number, because the mean of its divisors is an integer number (865599112).

Almost surely, 230670336697 is an apocalyptic number.

It is an amenable number.

30670336697 is a deficient number, since it is larger than the sum of its proper divisors (10878420679).

30670336697 is a wasteful number, since it uses less digits than its factorization.

30670336697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3870 (or 3859 counting only the distinct ones).

The product of its (nonzero) digits is 2571912, while the sum is 50.

The spelling of 30670336697 in words is "thirty billion, six hundred seventy million, three hundred thirty-six thousand, six hundred ninety-seven".

Divisors: 1 7 11 13 77 91 121 143 847 977 1001 1573 2851 6839 10747 11011 12701 19957 31361 37063 75229 88907 118217 139711 219527 259441 344971 407693 827519 977977 1536821 2414797 2785427 2853851 4484623 10757747 19497989 30639697 31392361 36210551 214477879 253473857 337036667 398316061 2359256669 2788212427 4381476671 30670336697