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530243225401 = 1970939361831
BaseRepresentation
bin1111011011101001111…
…01011000011100111001
31212200122120011202010211
413231310331120130321
532141414231203101
61043331304311121
753210631023221
oct7556475303471
91780576152124
10530243225401
1119496952835a
12869214724a1
133b003a22b16
141b941aa3081
15dbd5ca3c51
hex7b74f58739

530243225401 has 8 divisors (see below), whose sum is σ = 558938014400. Its totient is φ = 501627161520.

The previous prime is 530243225399. The next prime is 530243225489. The reversal of 530243225401 is 104522342035.

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 530243225401 - 21 = 530243225399 is a prime.

It is a super-2 number, since 2×5302432254012 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (530243225101) 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, 19667445 + ... + 19694386.

It is an arithmetic number, because the mean of its divisors is an integer number (69867251800).

Almost surely, 2530243225401 is an apocalyptic number.

It is an amenable number.

530243225401 is a deficient number, since it is larger than the sum of its proper divisors (28694788999).

530243225401 is a wasteful number, since it uses less digits than its factorization.

530243225401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39362559.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 530243225401 its reverse (104522342035), we get a palindrome (634765567436).

The spelling of 530243225401 in words is "five hundred thirty billion, two hundred forty-three million, two hundred twenty-five thousand, four hundred one".

Divisors: 1 19 709 13471 39361831 747874789 27907538179 530243225401