Search a number
-
+
8492235031 = 72173310919
BaseRepresentation
bin1111110100010110…
…10011100100010111
3210220211122020102101
413322023103210113
5114343003010111
63522402022531
7420305543500
oct77213234427
923824566371
108492235031
113668710965
121790047a47
13a54509a57
145a7bdbba7
1534a82cbc1
hex1fa2d3917

8492235031 has 6 divisors (see below), whose sum is σ = 9878722440. Its totient is φ = 7279058556.

The previous prime is 8492235001. The next prime is 8492235067. The reversal of 8492235031 is 1305322948.

It is not a de Polignac number, because 8492235031 - 25 = 8492234999 is a prime.

It is a super-2 number, since 2×84922350312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8492235001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86655411 + ... + 86655508.

It is an arithmetic number, because the mean of its divisors is an integer number (1646453740).

Almost surely, 28492235031 is an apocalyptic number.

8492235031 is a deficient number, since it is larger than the sum of its proper divisors (1386487409).

8492235031 is a wasteful number, since it uses less digits than its factorization.

8492235031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173310933 (or 173310926 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 8492235031 is about 92153.3234940553. The cubic root of 8492235031 is about 2040.2059121095.

Adding to 8492235031 its reverse (1305322948), we get a palindrome (9797557979).

The spelling of 8492235031 in words is "eight billion, four hundred ninety-two million, two hundred thirty-five thousand, thirty-one".

Divisors: 1 7 49 173310919 1213176433 8492235031