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56231034 = 2318715009
BaseRepresentation
bin1101011010000…
…0010001111010
310220210211110220
43112200101322
5103343343114
65325120510
71251645606
oct326402172
9126724426
1056231034
1129817232
12169b9136
13b85a602
14767a506
154e0b0a9
hex35a047a

56231034 has 16 divisors (see below), whose sum is σ = 112544640. Its totient is φ = 18729920.

The previous prime is 56231033. The next prime is 56231047. The reversal of 56231034 is 43013265.

It is a happy number.

It is a super-3 number, since 3×562310343 (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56230995 and 56231013.

It is not an unprimeable number, because it can be changed into a prime (56231033) 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, 8722 + ... + 13730.

It is an arithmetic number, because the mean of its divisors is an integer number (7034040).

Almost surely, 256231034 is an apocalyptic number.

56231034 is an abundant number, since it is smaller than the sum of its proper divisors (56313606).

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

56231034 is a wasteful number, since it uses less digits than its factorization.

56231034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6885.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 56231034 is about 7498.7354934015. The cubic root of 56231034 is about 383.1116481717. Note that the first 3 decimals are identical.

Adding to 56231034 its reverse (43013265), we get a palindrome (99244299).

The spelling of 56231034 in words is "fifty-six million, two hundred thirty-one thousand, thirty-four".

Divisors: 1 2 3 6 1871 3742 5009 5613 10018 11226 15027 30054 9371839 18743678 28115517 56231034