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30120020367 = 349120448079
BaseRepresentation
bin11100000011010010…
…110000100110001111
32212202010010120100220
4130003102300212033
5443141211122432
621500440322423
72114254643313
oct340322604617
985663116326
1030120020367
1111856a6a118
125a07173413
132ac01c8378
14165a36bb43
15bb443572c
hex7034b098f

30120020367 has 8 divisors (see below), whose sum is σ = 40241821440. Its totient is φ = 20039116440.

The previous prime is 30120020341. The next prime is 30120020377. The reversal of 30120020367 is 76302002103.

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

It is not a de Polignac number, because 30120020367 - 27 = 30120020239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30120020377) 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, 10222567 + ... + 10225512.

It is an arithmetic number, because the mean of its divisors is an integer number (5030227680).

Almost surely, 230120020367 is an apocalyptic number.

30120020367 is a deficient number, since it is larger than the sum of its proper divisors (10121801073).

30120020367 is a wasteful number, since it uses less digits than its factorization.

30120020367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20448573.

The product of its (nonzero) digits is 1512, while the sum is 24.

The spelling of 30120020367 in words is "thirty billion, one hundred twenty million, twenty thousand, three hundred sixty-seven".

Divisors: 1 3 491 1473 20448079 61344237 10040006789 30120020367