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715072943 = 13239230149
BaseRepresentation
bin101010100111110…
…010010110101111
31211211112110200002
4222213302112233
52431024313233
6154542254515
723502006524
oct5247622657
91754473602
10715072943
11337704982
1217b58743b
13b51b8cb0
146ad7d14b
1542b9d6e8
hex2a9f25af

715072943 has 8 divisors (see below), whose sum is σ = 773304000. Its totient is φ = 657302688.

The previous prime is 715072937. The next prime is 715072949. The reversal of 715072943 is 349270517.

It is an interprime number because it is at equal distance from previous prime (715072937) and next prime (715072949).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 715072943 - 216 = 715007407 is a prime.

It is a super-2 number, since 2×7150729432 = 1022658627621362498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 715072897 and 715072906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715072949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111968 + ... + 118181.

It is an arithmetic number, because the mean of its divisors is an integer number (96663000).

Almost surely, 2715072943 is an apocalyptic number.

715072943 is a deficient number, since it is larger than the sum of its proper divisors (58231057).

715072943 is a wasteful number, since it uses less digits than its factorization.

715072943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230401.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 715072943 is about 26740.8478362224. The cubic root of 715072943 is about 894.2318109072.

The spelling of 715072943 in words is "seven hundred fifteen million, seventy-two thousand, nine hundred forty-three".

Divisors: 1 13 239 3107 230149 2991937 55005611 715072943