Search a number
-
+
7030913097 = 313565331891
BaseRepresentation
bin1101000110001001…
…10011100001001001
3200010222220101120210
412203010303201021
5103344403204342
63121400511333
7336142526625
oct64304634111
920128811523
107030913097
112a8884908a
12144277b549
1388083a710
144a9ac6185
152b23c379c
hex1a3133849

7030913097 has 16 divisors (see below), whose sum is σ = 10097772608. Its totient is φ = 4325814720.

The previous prime is 7030913017. The next prime is 7030913137. The reversal of 7030913097 is 7903190307.

It is not a de Polignac number, because 7030913097 - 28 = 7030912841 is a prime.

It is a super-2 number, since 2×70309130972 = 98867477955132262818, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7030913017) 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, 204522 + ... + 236412.

It is an arithmetic number, because the mean of its divisors is an integer number (631110788).

Almost surely, 27030913097 is an apocalyptic number.

It is an amenable number.

7030913097 is a deficient number, since it is larger than the sum of its proper divisors (3066859511).

7030913097 is a wasteful number, since it uses less digits than its factorization.

7030913097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37560.

The product of its (nonzero) digits is 35721, while the sum is 39.

The square root of 7030913097 is about 83850.5402308178. The cubic root of 7030913097 is about 1915.7429823385.

The spelling of 7030913097 in words is "seven billion, thirty million, nine hundred thirteen thousand, ninety-seven".

Divisors: 1 3 13 39 5653 16959 31891 73489 95673 220467 414583 1243749 180279823 540839469 2343637699 7030913097