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30120013102 = 253284151067
BaseRepresentation
bin11100000011010010…
…101110110100101110
32212202010010012101211
4130003102232310232
5443141210404402
621500440225034
72114254613164
oct340322566456
985663105354
1030120013102
1111856a64713
125a0716b17a
132ac01c4c7a
14165a369234
15bb44334d7
hex7034aed2e

30120013102 has 8 divisors (see below), whose sum is σ = 46032473016. Its totient is φ = 14775855432.

The previous prime is 30120013097. The next prime is 30120013117. The reversal of 30120013102 is 20131002103.

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

It is a super-4 number, since 4×301200131024 (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142075428 + ... + 142075639.

It is an arithmetic number, because the mean of its divisors is an integer number (5754059127).

Almost surely, 230120013102 is an apocalyptic number.

30120013102 is a deficient number, since it is larger than the sum of its proper divisors (15912459914).

30120013102 is a wasteful number, since it uses less digits than its factorization.

30120013102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284151122.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 30120013102 its reverse (20131002103), we get a palindrome (50251015205).

It can be divided in two parts, 3012001 and 3102, that added together give a palindrome (3015103).

The spelling of 30120013102 in words is "thirty billion, one hundred twenty million, thirteen thousand, one hundred two".

Divisors: 1 2 53 106 284151067 568302134 15060006551 30120013102