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48880829 = 265718397
BaseRepresentation
bin1011101001110…
…1110010111101
310101222101220002
42322131302331
5100003141304
64503404045
71132323464
oct272356275
9111871802
1048880829
1125656988
1214453625
13a185b8a
1466c59db
15445831e
hex2e9dcbd

48880829 has 4 divisors (see below), whose sum is σ = 48901884. Its totient is φ = 48859776.

The previous prime is 48880823. The next prime is 48880859. The reversal of 48880829 is 92808884.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38812900 + 10067929 = 6230^2 + 3173^2 .

It is a cyclic number.

It is not a de Polignac number, because 48880829 - 216 = 48815293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48880823) by changing a digit.

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, 6542 + ... + 11855.

It is an arithmetic number, because the mean of its divisors is an integer number (12225471).

Almost surely, 248880829 is an apocalyptic number.

It is an amenable number.

48880829 is a deficient number, since it is larger than the sum of its proper divisors (21055).

48880829 is a wasteful number, since it uses less digits than its factorization.

48880829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21054.

The product of its (nonzero) digits is 294912, while the sum is 47.

The square root of 48880829 is about 6991.4826038545. The cubic root of 48880829 is about 365.6336749981.

The spelling of 48880829 in words is "forty-eight million, eight hundred eighty thousand, eight hundred twenty-nine".

Divisors: 1 2657 18397 48880829