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252410023 = 1491694027
BaseRepresentation
bin11110000101101…
…11100010100111
3122120221202110101
433002313202213
51004104110043
641014004531
76153310165
oct1702674247
9576852411
10252410023
1111a52a428
1270646747
13403a7658
1425746235
151725d24d
hexf0b78a7

252410023 has 4 divisors (see below), whose sum is σ = 254104200. Its totient is φ = 250715848.

The previous prime is 252410017. The next prime is 252410057. The reversal of 252410023 is 320014252.

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

It is a cyclic number.

It is not a de Polignac number, because 252410023 - 25 = 252409991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252410423) 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, 846865 + ... + 847162.

It is an arithmetic number, because the mean of its divisors is an integer number (63526050).

Almost surely, 2252410023 is an apocalyptic number.

252410023 is a deficient number, since it is larger than the sum of its proper divisors (1694177).

252410023 is a wasteful number, since it uses less digits than its factorization.

252410023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1694176.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 252410023 is about 15887.4171280293. The cubic root of 252410023 is about 631.9783472459.

Adding to 252410023 its reverse (320014252), we get a palindrome (572424275).

The spelling of 252410023 in words is "two hundred fifty-two million, four hundred ten thousand, twenty-three".

Divisors: 1 149 1694027 252410023