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48872253 = 316290751
BaseRepresentation
bin1011101001101…
…1101100111101
310101221222010110
42322123230331
5100002403003
64503300233
71132256463
oct272335475
9111858113
1048872253
11256504a1
121444a679
13a181cc1
1466c2833
154455a03
hex2e9bb3d

48872253 has 4 divisors (see below), whose sum is σ = 65163008. Its totient is φ = 32581500.

The previous prime is 48872231. The next prime is 48872269. The reversal of 48872253 is 35227884.

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 not a de Polignac number, because 48872253 - 28 = 48871997 is a prime.

It is a super-2 number, since 2×488722532 = 4776994226592018, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48872053) 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, 8145373 + ... + 8145378.

It is an arithmetic number, because the mean of its divisors is an integer number (16290752).

Almost surely, 248872253 is an apocalyptic number.

It is an amenable number.

48872253 is a deficient number, since it is larger than the sum of its proper divisors (16290755).

48872253 is a wasteful number, since it uses less digits than its factorization.

48872253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16290754.

The product of its digits is 107520, while the sum is 39.

The square root of 48872253 is about 6990.8692592552. The cubic root of 48872253 is about 365.6122906240.

It can be divided in two parts, 4887 and 2253, that added together give a triangular number (7140 = T119).

The spelling of 48872253 in words is "forty-eight million, eight hundred seventy-two thousand, two hundred fifty-three".

Divisors: 1 3 16290751 48872253