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4048812340 = 2251192316979
BaseRepresentation
bin1111000101010011…
…1111100100110100
3101110011112222101121
43301110333210310
531242443443330
61505432033324
7202222223416
oct36124774464
911404488347
104048812340
1117984a3701
1294bb32844
134c6a82361
142a5a1c9b6
1518a6b817a
hexf153f934

4048812340 has 24 divisors (see below), whose sum is σ = 8503719840. Its totient is φ = 1619293728.

The previous prime is 4048812311. The next prime is 4048812367. The reversal of 4048812340 is 432188404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4048812296 and 4048812305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229971 + ... + 246949.

It is an arithmetic number, because the mean of its divisors is an integer number (354321660).

Almost surely, 24048812340 is an apocalyptic number.

It is an amenable number.

4048812340 is an abundant number, since it is smaller than the sum of its proper divisors (4454907500).

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

4048812340 is a wasteful number, since it uses less digits than its factorization.

4048812340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28911 (or 28909 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The square root of 4048812340 is about 63630.2784843819. The cubic root of 4048812340 is about 1593.8320265561.

The spelling of 4048812340 in words is "four billion, forty-eight million, eight hundred twelve thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 11923 16979 23846 33958 47692 59615 67916 84895 119230 169790 238460 339580 202440617 404881234 809762468 1012203085 2024406170 4048812340