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30232313412151 = 311415368906657
BaseRepresentation
bin1101101111111000000100…
…10011010011101000110111
310222001011212220100212020011
412313330002103103220313
512430311234213142101
6144144311045521051
76240132623664004
oct667740223235067
9128034786325204
1030232313412151
1196a64a7848054
123483284713187
1313b3b831b3336
14767374c368ab
15376629ee7751
hex1b7f024d3a37

30232313412151 has 8 divisors (see below), whose sum is σ = 31209754794624. Its totient is φ = 29255009871360.

The previous prime is 30232313412143. The next prime is 30232313412211. The reversal of 30232313412151 is 15121431323203.

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

It is a cyclic number.

It is not a de Polignac number, because 30232313412151 - 23 = 30232313412143 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30232313412101) 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, 34014586 + ... + 34892071.

It is an arithmetic number, because the mean of its divisors is an integer number (3901219349328).

Almost surely, 230232313412151 is an apocalyptic number.

30232313412151 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

30232313412151 is a deficient number, since it is larger than the sum of its proper divisors (977441382473).

30232313412151 is a wasteful number, since it uses less digits than its factorization.

30232313412151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68920841.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 30232313412151 its reverse (15121431323203), we get a palindrome (45353744735354).

The spelling of 30232313412151 in words is "thirty trillion, two hundred thirty-two billion, three hundred thirteen million, four hundred twelve thousand, one hundred fifty-one".

Divisors: 1 31 14153 438743 68906657 2136106367 975235916521 30232313412151