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2263071640 = 23556576791
BaseRepresentation
bin1000011011100011…
…1011101110011000
312211201100221200011
42012320323232120
514113321243030
61012321251304
7110036535334
oct20670735630
95751327604
102263071640
11a61499245
12531a93b34
132a0b1575b
141767b87c4
15d3a29b2a
hex86e3bb98

2263071640 has 16 divisors (see below), whose sum is σ = 5091911280. Its totient is φ = 905228640.

The previous prime is 2263071623. The next prime is 2263071659. The reversal of 2263071640 is 461703622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28288356 + ... + 28288435.

It is an arithmetic number, because the mean of its divisors is an integer number (318244455).

Almost surely, 22263071640 is an apocalyptic number.

2263071640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2263071640 is an abundant number, since it is smaller than the sum of its proper divisors (2828839640).

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

2263071640 is a wasteful number, since it uses less digits than its factorization.

2263071640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56576802 (or 56576798 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 2263071640 is about 47571.7525428694. The cubic root of 2263071640 is about 1312.9033830715.

The spelling of 2263071640 in words is "two billion, two hundred sixty-three million, seventy-one thousand, six hundred forty".

Divisors: 1 2 4 5 8 10 20 40 56576791 113153582 226307164 282883955 452614328 565767910 1131535820 2263071640