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423031202132 = 227111373477929
BaseRepresentation
bin1100010011111101001…
…11111110000101010100
31111102220202211122212012
412021332213332011110
523412331441432012
6522200550443352
742364051613630
oct6117647760524
91442822748765
10423031202132
111534520a3450
1269ba0363558
1330b790036b6
1416690c93dc0
15b00d81d622
hex627e9fe154

423031202132 has 24 divisors (see below), whose sum is σ = 922977168960. Its totient is φ = 164817351360.

The previous prime is 423031202123. The next prime is 423031202161. The reversal of 423031202132 is 231202130324.

It is a junction number, because it is equal to n+sod(n) for n = 423031202098 and 423031202107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 686738657 + ... + 686739272.

It is an arithmetic number, because the mean of its divisors is an integer number (38457382040).

Almost surely, 2423031202132 is an apocalyptic number.

It is an amenable number.

423031202132 is an abundant number, since it is smaller than the sum of its proper divisors (499945966828).

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

423031202132 is a wasteful number, since it uses less digits than its factorization.

423031202132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373477951 (or 1373477949 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 423031202132 its reverse (231202130324), we get a palindrome (654233332456).

The spelling of 423031202132 in words is "four hundred twenty-three billion, thirty-one million, two hundred two thousand, one hundred thirty-two".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 1373477929 2746955858 5493911716 9614345503 15108257219 19228691006 30216514438 38457382012 60433028876 105757800533 211515601066 423031202132