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3015680023 = 6734480951
BaseRepresentation
bin1011001110111111…
…1010000000010111
321210011112102021201
42303233322000113
522134003230043
61215124253331
7134505600016
oct26357720027
97704472251
103015680023
111308300044
12701b41247
13390a14565
14208728a7d
15129b3ec4d
hexb3bfa017

3015680023 has 4 divisors (see below), whose sum is σ = 3020161648. Its totient is φ = 3011198400.

The previous prime is 3015679991. The next prime is 3015680051. The reversal of 3015680023 is 3200865103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3200865103 = 31103253713.

It is a cyclic number.

It is not a de Polignac number, because 3015680023 - 25 = 3015679991 is a prime.

It is a super-2 number, since 2×30156800232 = 18188652002242561058, 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 = 3015679973 and 3015680000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3015680123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2239803 + ... + 2241148.

It is an arithmetic number, because the mean of its divisors is an integer number (755040412).

Almost surely, 23015680023 is an apocalyptic number.

3015680023 is a deficient number, since it is larger than the sum of its proper divisors (4481625).

3015680023 is an equidigital number, since it uses as much as digits as its factorization.

3015680023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4481624.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3015680023 is about 54915.2075749514. The cubic root of 3015680023 is about 1444.7579281839.

The spelling of 3015680023 in words is "three billion, fifteen million, six hundred eighty thousand, twenty-three".

Divisors: 1 673 4480951 3015680023