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5207787069 = 312503138841
BaseRepresentation
bin1001101100110100…
…01000011000111101
3111102221100222211120
410312122020120331
541131143141234
62220432541153
7243024313452
oct46632103075
914387328746
105207787069
112232729561
1210140b17b9
1364cc11414
1437590d829
152072ed049
hex13668863d

5207787069 has 8 divisors (see below), whose sum is σ = 6944321472. Its totient is φ = 3471555360.

The previous prime is 5207787047. The next prime is 5207787073. The reversal of 5207787069 is 9607877025.

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

It is not a de Polignac number, because 5207787069 - 211 = 5207785021 is a prime.

It is a super-2 number, since 2×52077870692 = 54242092312087221522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5207287069) 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, 31912 + ... + 106929.

It is an arithmetic number, because the mean of its divisors is an integer number (868040184).

Almost surely, 25207787069 is an apocalyptic number.

It is an amenable number.

5207787069 is a deficient number, since it is larger than the sum of its proper divisors (1736534403).

5207787069 is a wasteful number, since it uses less digits than its factorization.

5207787069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151347.

The product of its (nonzero) digits is 1481760, while the sum is 51.

The square root of 5207787069 is about 72164.9989191436. The cubic root of 5207787069 is about 1733.3425823923.

The spelling of 5207787069 in words is "five billion, two hundred seven million, seven hundred eighty-seven thousand, sixty-nine".

Divisors: 1 3 12503 37509 138841 416523 1735929023 5207787069