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30203230342 = 2112731339627
BaseRepresentation
bin11100001000010000…
…001011100010000110
32212221220201001222211
4130020100023202012
5443324011332332
621513012014034
72116315136065
oct341020134206
985856631884
1030203230342
1111899a32a9a
125a2b00131a
132b0451083c
14166742c1dc
15bbb8c0447
hex70840b886

30203230342 has 8 divisors (see below), whose sum is σ = 45308898216. Its totient is φ = 15100264272.

The previous prime is 30203230333. The next prime is 30203230349. The reversal of 30203230342 is 24303230203.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30203230349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647268 + ... + 692359.

It is an arithmetic number, because the mean of its divisors is an integer number (5663612277).

Almost surely, 230203230342 is an apocalyptic number.

30203230342 is a deficient number, since it is larger than the sum of its proper divisors (15105667874).

30203230342 is a wasteful number, since it uses less digits than its factorization.

30203230342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350902.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 30203230342 its reverse (24303230203), we get a palindrome (54506460545).

The spelling of 30203230342 in words is "thirty billion, two hundred three million, two hundred thirty thousand, three hundred forty-two".

Divisors: 1 2 11273 22546 1339627 2679254 15101615171 30203230342