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23082730 = 2511223941
BaseRepresentation
bin101100000001…
…1011011101010
31121102201112221
41120003123222
521402121410
62142424254
7400125406
oct130033352
947381487
1023082730
1112036440
12789208a
134a22628
1430cc106
15205e4da
hex16036ea

23082730 has 32 divisors (see below), whose sum is σ = 45577728. Its totient is φ = 8347200.

The previous prime is 23082727. The next prime is 23082737. The reversal of 23082730 is 3728032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23082695 and 23082704.

It is not an unprimeable number, because it can be changed into a prime (23082737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24060 + ... + 25000.

It is an arithmetic number, because the mean of its divisors is an integer number (1424304).

Almost surely, 223082730 is an apocalyptic number.

23082730 is a deficient number, since it is larger than the sum of its proper divisors (22494998).

23082730 is a wasteful number, since it uses less digits than its factorization.

23082730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 23082730 is about 4804.4489798519. The cubic root of 23082730 is about 284.7272655048.

The spelling of 23082730 in words is "twenty-three million, eighty-two thousand, seven hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 223 446 941 1115 1882 2230 2453 4705 4906 9410 10351 12265 20702 24530 51755 103510 209843 419686 1049215 2098430 2308273 4616546 11541365 23082730