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23083030 = 2523100361
BaseRepresentation
bin101100000001…
…1100000010110
31121102201222001
41120003200112
521402124110
62142425514
7400126315
oct130034026
947381861
1023083030
1112036693
12789229a
134a227c9
1430cc27c
15205e63a
hex1603816

23083030 has 16 divisors (see below), whose sum is σ = 43356384. Its totient is φ = 8831680.

The previous prime is 23082973. The next prime is 23083069. The reversal of 23083030 is 3038032.

It is a junction number, because it is equal to n+sod(n) for n = 23082989 and 23083007.

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, 49951 + ... + 50410.

It is an arithmetic number, because the mean of its divisors is an integer number (2709774).

Almost surely, 223083030 is an apocalyptic number.

23083030 is a deficient number, since it is larger than the sum of its proper divisors (20273354).

23083030 is a wasteful number, since it uses less digits than its factorization.

23083030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100391.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 23083030 is about 4804.4802008126. The cubic root of 23083030 is about 284.7284990072.

It can be divided in two parts, 230830 and 30, that added together give a triangular number (230860 = T679).

The spelling of 23083030 in words is "twenty-three million, eighty-three thousand, thirty".

Divisors: 1 2 5 10 23 46 115 230 100361 200722 501805 1003610 2308303 4616606 11541515 23083030