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1232103030 = 235157261593
BaseRepresentation
bin100100101110000…
…0110011001110110
310011212102022121120
41021130012121312
510010404244110
6322132124410
742350463054
oct11134063166
93155368546
101232103030
11582543274
122a4766706
13168354762
14b98c91d4
157327c870
hex49706676

1232103030 has 32 divisors (see below), whose sum is σ = 2975893344. Its totient is φ = 326466816.

The previous prime is 1232103023. The next prime is 1232103049. The reversal of 1232103030 is 303012321.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126087 + ... + 135506.

It is an arithmetic number, because the mean of its divisors is an integer number (92996667).

Almost surely, 21232103030 is an apocalyptic number.

1232103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1232103030 is an abundant number, since it is smaller than the sum of its proper divisors (1743790314).

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

1232103030 is a wasteful number, since it uses less digits than its factorization.

1232103030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261760.

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

The square root of 1232103030 is about 35101.3251886592. The cubic root of 1232103030 is about 1072.0515651247.

Adding to 1232103030 its reverse (303012321), we get a palindrome (1535115351).

The spelling of 1232103030 in words is "one billion, two hundred thirty-two million, one hundred three thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 157 314 471 785 942 1570 2355 4710 261593 523186 784779 1307965 1569558 2615930 3923895 7847790 41070101 82140202 123210303 205350505 246420606 410701010 616051515 1232103030