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4072840715 = 51223666041
BaseRepresentation
bin1111001011000010…
…1001111000001011
3101111211202202010102
43302300221320023
531320121400330
61512051040015
7202633401116
oct36260517013
911454682112
104072840715
111800015569
12957ba000b
134cba46228
142a8cb557d
1518c862945
hexf2c29e0b

4072840715 has 8 divisors (see below), whose sum is σ = 4891412448. Its totient is φ = 3255603520.

The previous prime is 4072840711. The next prime is 4072840727. The reversal of 4072840715 is 5170482704.

4072840715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4072840715 - 22 = 4072840711 is a prime.

It is a super-2 number, since 2×40728407152 = 33176062979523422450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4072840711) 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, 326906 + ... + 339135.

It is an arithmetic number, because the mean of its divisors is an integer number (611426556).

Almost surely, 24072840715 is an apocalyptic number.

4072840715 is a deficient number, since it is larger than the sum of its proper divisors (818571733).

4072840715 is a wasteful number, since it uses less digits than its factorization.

4072840715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667269.

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 4072840715 is about 63818.8116075503. The cubic root of 4072840715 is about 1596.9787667834.

The spelling of 4072840715 in words is "four billion, seventy-two million, eight hundred forty thousand, seven hundred fifteen".

Divisors: 1 5 1223 6115 666041 3330205 814568143 4072840715