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230021687723 = 1931338678609
BaseRepresentation
bin1101011000111001011…
…1000110100110101011
3210222201121101102211112
43112032113012212223
512232041023001343
6253400455020535
722422103041242
oct3261627064653
9728647342745
10230021687723
1189608278573
12386b596a74b
13188ca038939
14b1c1373959
155eb3e34218
hex358e5c69ab

230021687723 has 8 divisors (see below), whose sum is σ = 242901670800. Its totient is φ = 217219062528.

The previous prime is 230021687713. The next prime is 230021687783. The reversal of 230021687723 is 327786120032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230021687723 - 214 = 230021671339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230021687713) 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, 19333358 + ... + 19345251.

It is an arithmetic number, because the mean of its divisors is an integer number (30362708850).

Almost surely, 2230021687723 is an apocalyptic number.

230021687723 is a deficient number, since it is larger than the sum of its proper divisors (12879983077).

230021687723 is a wasteful number, since it uses less digits than its factorization.

230021687723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38678941.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 230021687723 in words is "two hundred thirty billion, twenty-one million, six hundred eighty-seven thousand, seven hundred twenty-three".

Divisors: 1 19 313 5947 38678609 734893571 12106404617 230021687723