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5005550005505 = 57223238621581
BaseRepresentation
bin100100011010111001000…
…0001111010110100000001
3122201112012101102121200122
41020311302001322310001
51124002331300134010
614351303512230025
71024432124013200
oct110656201726401
918645171377618
105005550005505
11165a929535875
1268a13869b315
132a4037b659aa
141343ac8d9237
158a314abc855
hex48d7207ad01

5005550005505 has 36 divisors (see below), whose sum is σ = 7304345317332. Its totient is φ = 3283143272640.

The previous prime is 5005550005499. The next prime is 5005550005549. The reversal of 5005550005505 is 5055000555005.

It can be written as a sum of positive squares in 2 ways, for example, as 1637447818384 + 3368102187121 = 1279628^2 + 1835239^2 .

It is not a de Polignac number, because 5005550005505 - 212 = 5005550001409 is a prime.

It is a super-2 number, since 2×50055500055052 (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19181186 + ... + 19440395.

It is an arithmetic number, because the mean of its divisors is an integer number (202898481037).

Almost surely, 25005550005505 is an apocalyptic number.

It is an amenable number.

5005550005505 is a deficient number, since it is larger than the sum of its proper divisors (2298795311827).

5005550005505 is a wasteful number, since it uses less digits than its factorization.

5005550005505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38621646 (or 38621616 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 5005550005505 in words is "five trillion, five billion, five hundred fifty million, five thousand, five hundred five".

Divisors: 1 5 7 23 35 49 115 161 245 529 805 1127 2645 3703 5635 18515 25921 129605 38621581 193107905 270351067 888296363 1351755335 1892457469 4441481815 6218074541 9462287345 20430816349 31090372705 43526521787 102154081745 143015714443 217632608935 715078572215 1001110001101 5005550005505