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120230300031 = 353756165409
BaseRepresentation
bin110111111111001001…
…0001100100101111111
3102111100001112001202020
41233332102030211333
53432212424100111
6131122200331223
711454263455032
oct1577622144577
9374301461666
10120230300031
1146a97962a26
121b374a73b13
13b450b2008a
145b67b75019
1531da2e7906
hex1bfe48c97f

120230300031 has 8 divisors (see below), whose sum is σ = 163331728560. Its totient is φ = 78641202432.

The previous prime is 120230300011. The next prime is 120230300039. The reversal of 120230300031 is 130003032021.

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

It is not a de Polignac number, because 120230300031 - 25 = 120230299999 is a prime.

It is a super-2 number, since 2×1202303000312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120230300039) 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, 378082546 + ... + 378082863.

It is an arithmetic number, because the mean of its divisors is an integer number (20416466070).

Almost surely, 2120230300031 is an apocalyptic number.

120230300031 is a deficient number, since it is larger than the sum of its proper divisors (43101428529).

120230300031 is an equidigital number, since it uses as much as digits as its factorization.

120230300031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756165465.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 120230300031 its reverse (130003032021), we get a palindrome (250233332052).

The spelling of 120230300031 in words is "one hundred twenty billion, two hundred thirty million, three hundred thousand, thirty-one".

Divisors: 1 3 53 159 756165409 2268496227 40076766677 120230300031