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23452030 = 257335029
BaseRepresentation
bin101100101110…
…1100101111110
31122010111010201
41121131211332
522000431110
62154354114
7403224160
oct131354576
948114121
1023452030
1112268948
127a2b93a
134b21754
143186930
1520d3b3a
hex165d97e

23452030 has 16 divisors (see below), whose sum is σ = 48244320. Its totient is φ = 8040672.

The previous prime is 23451997. The next prime is 23452049. The reversal of 23452030 is 3025432.

It is a super-2 number, since 2×234520302 = 1099995422241800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23451989 and 23452007.

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, 167445 + ... + 167584.

It is an arithmetic number, because the mean of its divisors is an integer number (3015270).

Almost surely, 223452030 is an apocalyptic number.

23452030 is an abundant number, since it is smaller than the sum of its proper divisors (24792290).

23452030 is a wasteful number, since it uses less digits than its factorization.

23452030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335043.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 23452030 is about 4842.7296021975. The cubic root of 23452030 is about 286.2376869032.

Adding to 23452030 its reverse (3025432), we get a palindrome (26477462).

The spelling of 23452030 in words is "twenty-three million, four hundred fifty-two thousand, thirty".

Divisors: 1 2 5 7 10 14 35 70 335029 670058 1675145 2345203 3350290 4690406 11726015 23452030