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1320032030 = 251912295653
BaseRepresentation
bin100111010101110…
…0001011100011110
310101222212120112012
41032223201130132
510200412011110
6334552511222
744466041612
oct11653413436
93358776465
101320032030
1161813a669
1230a0ab512
1318062cb55
14c7457342
157ad4a905
hex4eae171e

1320032030 has 32 divisors (see below), whose sum is σ = 2503591200. Its totient is φ = 499727232.

The previous prime is 1320032029. The next prime is 1320032053. The reversal of 1320032030 is 302300231.

It is a junction number, because it is equal to n+sod(n) for n = 1320031996 and 1320032014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230684 + ... + 236336.

It is an arithmetic number, because the mean of its divisors is an integer number (78237225).

Almost surely, 21320032030 is an apocalyptic number.

1320032030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320032030 is a deficient number, since it is larger than the sum of its proper divisors (1183559170).

1320032030 is a wasteful number, since it uses less digits than its factorization.

1320032030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1320032030 is about 36332.2450448634. The cubic root of 1320032030 is about 1096.9701830589.

Adding to 1320032030 its reverse (302300231), we get a palindrome (1622332261).

The spelling of 1320032030 in words is "one billion, three hundred twenty million, thirty-two thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 1229 2458 5653 6145 11306 12290 23351 28265 46702 56530 107407 116755 214814 233510 537035 1074070 6947537 13895074 34737685 69475370 132003203 264006406 660016015 1320032030