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48828825 = 345224113
BaseRepresentation
bin1011101001000…
…1000110011001
310101212202120000
42322101012121
5100000010300
64502323213
71132016043
oct272210631
9111782500
1048828825
1125620901
1214429509
13a1682c6
1466b0a93
154447c00
hex2e91199

48828825 has 30 divisors (see below), whose sum is σ = 90451614. Its totient is φ = 26040960.

The previous prime is 48828823. The next prime is 48828851. The reversal of 48828825 is 52882884.

It can be written as a sum of positive squares in 3 ways, for example, as 5308416 + 43520409 = 2304^2 + 6597^2 .

It is not a de Polignac number, because 48828825 - 21 = 48828823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (48828821) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 10032 + ... + 14081.

Almost surely, 248828825 is an apocalyptic number.

48828825 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

48828825 is a deficient number, since it is larger than the sum of its proper divisors (41622789).

48828825 is a wasteful number, since it uses less digits than its factorization.

48828825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24135 (or 24121 counting only the distinct ones).

The product of its digits is 327680, while the sum is 45.

The square root of 48828825 is about 6987.7625174300. The cubic root of 48828825 is about 365.5039638815.

The spelling of 48828825 in words is "forty-eight million, eight hundred twenty-eight thousand, eight hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 81 135 225 405 675 2025 24113 72339 120565 217017 361695 602825 651051 1085085 1808475 1953153 3255255 5425425 9765765 16276275 48828825