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5150515145 = 51812756827
BaseRepresentation
bin1001100101111111…
…01001111111001001
3111021221121021112012
410302333221333021
541022012441040
62211025225305
7241430441066
oct46277517711
914257537465
105150515145
112203371296
12bb8a92235
136410ab0c9
1436c081c6d
15202288865
hex132fe9fc9

5150515145 has 8 divisors (see below), whose sum is σ = 6181067904. Its totient is φ = 4120112304.

The previous prime is 5150515133. The next prime is 5150515147. The reversal of 5150515145 is 5415150515.

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 5150515145 - 24 = 5150515129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5150515147) 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, 62222 + ... + 119048.

It is an arithmetic number, because the mean of its divisors is an integer number (772633488).

Almost surely, 25150515145 is an apocalyptic number.

It is an amenable number.

5150515145 is a deficient number, since it is larger than the sum of its proper divisors (1030552759).

5150515145 is a wasteful number, since it uses less digits than its factorization.

5150515145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74959.

The product of its (nonzero) digits is 12500, while the sum is 32.

The square root of 5150515145 is about 71767.0895675727. The cubic root of 5150515145 is about 1726.9650806058.

The spelling of 5150515145 in words is "five billion, one hundred fifty million, five hundred fifteen thousand, one hundred forty-five".

Divisors: 1 5 18127 56827 90635 284135 1030103029 5150515145