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120301030 = 2583144941
BaseRepresentation
bin1110010101110…
…10010111100110
322101100220222201
413022322113212
5221244113110
615534245114
72660353603
oct712722746
9271326881
10120301030
11619a7a43
123435679a
131bc00c55
1411d976aa
15a864b3a
hex72ba5e6

120301030 has 16 divisors (see below), whose sum is σ = 219152304. Its totient is φ = 47540320.

The previous prime is 120301021. The next prime is 120301039. The reversal of 120301030 is 30103021.

It is an interprime number because it is at equal distance from previous prime (120301021) and next prime (120301039).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 120300998 and 120301016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120301039) 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, 71641 + ... + 73300.

It is an arithmetic number, because the mean of its divisors is an integer number (13697019).

Almost surely, 2120301030 is an apocalyptic number.

120301030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120301030 is a deficient number, since it is larger than the sum of its proper divisors (98851274).

120301030 is a wasteful number, since it uses less digits than its factorization.

120301030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145031.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 120301030 is about 10968.1826206533. The cubic root of 120301030 is about 493.6545170275.

Adding to 120301030 its reverse (30103021), we get a palindrome (150404051).

The spelling of 120301030 in words is "one hundred twenty million, three hundred one thousand, thirty".

Divisors: 1 2 5 10 83 166 415 830 144941 289882 724705 1449410 12030103 24060206 60150515 120301030