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5015616511 = 31374372813
BaseRepresentation
bin1001010101111010…
…00011101111111111
3110221112202201101111
410222331003233333
540232444212021
62145410022451
7235202015443
oct45275035777
913845681344
105015616511
112144203a14
12b7b877a27
1361c168a29
143581a8823
151e54dd8e1
hex12af43bff

5015616511 has 8 divisors (see below), whose sum is σ = 5317341824. Its totient is φ = 4722636960.

The previous prime is 5015616479. The next prime is 5015616521. The reversal of 5015616511 is 1156165105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5015616511 - 25 = 5015616479 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5015616521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2185260 + ... + 2187553.

It is an arithmetic number, because the mean of its divisors is an integer number (664667728).

Almost surely, 25015616511 is an apocalyptic number.

5015616511 is a deficient number, since it is larger than the sum of its proper divisors (301725313).

5015616511 is a wasteful number, since it uses less digits than its factorization.

5015616511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4372881.

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 5015616511 is about 70821.0174383283. The cubic root of 5015616511 is about 1711.7543536710.

The spelling of 5015616511 in words is "five billion, fifteen million, six hundred sixteen thousand, five hundred eleven".

Divisors: 1 31 37 1147 4372813 135557203 161794081 5015616511