Search a number
-
+
4025720248 = 231145746821
BaseRepresentation
bin1110111111110011…
…1001110110111000
3101101120002202222221
43233330321312320
531221041021443
61503245053424
7201522025504
oct35774716670
911346082887
104025720248
111786461230
12944257274
134c20586b4
142a292b304
15188655eed
hexeff39db8

4025720248 has 16 divisors (see below), whose sum is σ = 8234427960. Its totient is φ = 1829872800.

The previous prime is 4025720227. The next prime is 4025720263. The reversal of 4025720248 is 8420275204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22873323 + ... + 22873498.

Almost surely, 24025720248 is an apocalyptic number.

It is an amenable number.

4025720248 is an abundant number, since it is smaller than the sum of its proper divisors (4208707712).

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

4025720248 is a wasteful number, since it uses less digits than its factorization.

4025720248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45746838 (or 45746834 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 4025720248 is about 63448.5637977724. The cubic root of 4025720248 is about 1590.7961478349.

The spelling of 4025720248 in words is "four billion, twenty-five million, seven hundred twenty thousand, two hundred forty-eight".

Divisors: 1 2 4 8 11 22 44 88 45746821 91493642 182987284 365974568 503215031 1006430062 2012860124 4025720248