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2553200231 = 14991703269
BaseRepresentation
bin1001100000101110…
…1011111001100111
320120221022000021112
42120023223321213
520212104401411
61101203535235
7120161562311
oct23013537147
96527260245
102553200231
1110a024013a
125b308a51b
13318c6838a
141a313c7b1
15ee238b8b
hex982ebe67

2553200231 has 4 divisors (see below), whose sum is σ = 2554905000. Its totient is φ = 2551495464.

The previous prime is 2553200219. The next prime is 2553200239. The reversal of 2553200231 is 1320023552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2553200231 is a prime.

It is a super-2 number, since 2×25532002312 = 13037662839156906722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2553200197 and 2553200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553200239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 850136 + ... + 853133.

It is an arithmetic number, because the mean of its divisors is an integer number (638726250).

Almost surely, 22553200231 is an apocalyptic number.

2553200231 is a deficient number, since it is larger than the sum of its proper divisors (1704769).

2553200231 is a wasteful number, since it uses less digits than its factorization.

2553200231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1704768.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2553200231 is about 50529.2017649201. The cubic root of 2553200231 is about 1366.7684915672.

Adding to 2553200231 its reverse (1320023552), we get a palindrome (3873223783).

The spelling of 2553200231 in words is "two billion, five hundred fifty-three million, two hundred thousand, two hundred thirty-one".

Divisors: 1 1499 1703269 2553200231