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120024030 = 2357281649
BaseRepresentation
bin1110010011101…
…10101111011110
322100211212000110
413021312233132
5221211232110
615524310450
72655121200
oct711665736
9270755013
10120024030
1161828915
1234242426
131bb34b49
1411d24770
15a80ca20
hex7276bde

120024030 has 48 divisors (see below), whose sum is σ = 335091600. Its totient is φ = 27433728.

The previous prime is 120023999. The next prime is 120024053. The reversal of 120024030 is 30420021.

It is a junction number, because it is equal to n+sod(n) for n = 120023997 and 120024015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39355 + ... + 42294.

It is an arithmetic number, because the mean of its divisors is an integer number (6981075).

Almost surely, 2120024030 is an apocalyptic number.

120024030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120024030 is an abundant number, since it is smaller than the sum of its proper divisors (215067570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120024030 is a wasteful number, since it uses less digits than its factorization.

120024030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81673 (or 81666 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 120024030 is about 10955.5479096210. The cubic root of 120024030 is about 493.2753365999.

Adding to 120024030 its reverse (30420021), we get a palindrome (150444051).

The spelling of 120024030 in words is "one hundred twenty million, twenty-four thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 98 105 147 210 245 294 490 735 1470 81649 163298 244947 408245 489894 571543 816490 1143086 1224735 1714629 2449470 2857715 3429258 4000801 5715430 8001602 8573145 12002403 17146290 20004005 24004806 40008010 60012015 120024030