Search a number
-
+
4072490870 = 257431352987
BaseRepresentation
bin1111001010111101…
…0100011101110110
3101111211002222020012
43302233110131312
531320024201440
61512035340222
7202630413140
oct36257243566
911454088205
104072490870
1117aa8a6738
12957a51672
134cb952c16
142a8c23c90
1518c7e3e65
hexf2bd4776

4072490870 has 32 divisors (see below), whose sum is σ = 8572531968. Its totient is φ = 1363809888.

The previous prime is 4072490867. The next prime is 4072490881. The reversal of 4072490870 is 780942704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673484 + ... + 679503.

It is an arithmetic number, because the mean of its divisors is an integer number (267891624).

Almost surely, 24072490870 is an apocalyptic number.

4072490870 is an abundant number, since it is smaller than the sum of its proper divisors (4500041098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4072490870 is a wasteful number, since it uses less digits than its factorization.

4072490870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353044.

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 4072490870 is about 63816.0706248826. The cubic root of 4072490870 is about 1596.9330402195.

The spelling of 4072490870 in words is "four billion, seventy-two million, four hundred ninety thousand, eight hundred seventy".

Divisors: 1 2 5 7 10 14 35 43 70 86 215 301 430 602 1505 3010 1352987 2705974 6764935 9470909 13529870 18941818 47354545 58178441 94709090 116356882 290892205 407249087 581784410 814498174 2036245435 4072490870