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5230001052 = 2232145277807
BaseRepresentation
bin1001101111011101…
…10111101110011100
3111111111011120200200
410313232313232130
541202340013202
62222545023500
7243414163323
oct46756675634
914444146620
105230001052
112244221221
12101b624b90
136546bb4a3
143788530ba
15209239e1c
hex137bb7b9c

5230001052 has 18 divisors (see below), whose sum is σ = 13220280528. Its totient is φ = 1743333672.

The previous prime is 5230000987. The next prime is 5230001059. The reversal of 5230001052 is 2501000325.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×52300010522 = 54705822007842213408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5230001059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72638868 + ... + 72638939.

Almost surely, 25230001052 is an apocalyptic number.

It is an amenable number.

5230001052 is an abundant number, since it is smaller than the sum of its proper divisors (7990279476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5230001052 is a wasteful number, since it uses less digits than its factorization.

5230001052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145277817 (or 145277812 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 5230001052 is about 72318.7462004147. The cubic root of 5230001052 is about 1735.8036292954.

Adding to 5230001052 its reverse (2501000325), we get a palindrome (7731001377).

The spelling of 5230001052 in words is "five billion, two hundred thirty million, one thousand, fifty-two".

Divisors: 1 2 3 4 6 9 12 18 36 145277807 290555614 435833421 581111228 871666842 1307500263 1743333684 2615000526 5230001052