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48080515 = 572196247
BaseRepresentation
bin1011011101101…
…0011010000011
310100110202001211
42313122122003
544302034030
64434310551
71122451300
oct267323203
9110422054
1048080515
112515a66a
1214128457
139c65812
1465580a7
15434b12a
hex2dda683

48080515 has 12 divisors (see below), whose sum is σ = 67116816. Its totient is φ = 32969328.

The previous prime is 48080509. The next prime is 48080519. The reversal of 48080515 is 51508084.

It is not a de Polignac number, because 48080515 - 217 = 47949443 is a prime.

It is a super-3 number, since 3×480805153 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48080519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97879 + ... + 98368.

It is an arithmetic number, because the mean of its divisors is an integer number (5593068).

Almost surely, 248080515 is an apocalyptic number.

48080515 is a deficient number, since it is larger than the sum of its proper divisors (19036301).

48080515 is a wasteful number, since it uses less digits than its factorization.

48080515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196266 (or 196259 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 48080515 is about 6934.0114652342. The cubic root of 48080515 is about 363.6272070895.

Adding to 48080515 its reverse (51508084), we get a palindrome (99588599).

The spelling of 48080515 in words is "forty-eight million, eighty thousand, five hundred fifteen".

Divisors: 1 5 7 35 49 245 196247 981235 1373729 6868645 9616103 48080515