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1828900761 = 3609633587
BaseRepresentation
bin110110100000010…
…1100111110011001
311201110101210012020
41231000230332121
512221144311021
6501251405053
763215254122
oct15500547631
94643353166
101828900761
11859404236
124305b3789
13231b9b8cc
14134c7b049
15aa8667c6
hex6d02cf99

1828900761 has 4 divisors (see below), whose sum is σ = 2438534352. Its totient is φ = 1219267172.

The previous prime is 1828900753. The next prime is 1828900771. The reversal of 1828900761 is 1670098281.

1828900761 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1828900761 - 23 = 1828900753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1828900771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304816791 + ... + 304816796.

It is an arithmetic number, because the mean of its divisors is an integer number (609633588).

Almost surely, 21828900761 is an apocalyptic number.

It is an amenable number.

1828900761 is a deficient number, since it is larger than the sum of its proper divisors (609633591).

1828900761 is an equidigital number, since it uses as much as digits as its factorization.

1828900761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609633590.

The product of its (nonzero) digits is 48384, while the sum is 42.

The square root of 1828900761 is about 42765.6493111001. The cubic root of 1828900761 is about 1222.9162433529.

The spelling of 1828900761 in words is "one billion, eight hundred twenty-eight million, nine hundred thousand, seven hundred sixty-one".

Divisors: 1 3 609633587 1828900761