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161614015383 = 3232342232107
BaseRepresentation
bin1001011010000011110…
…0100010101110010111
3120110011011021121212110
42112200330202232113
510121441141443013
6202124445122103
714450642315262
oct2264074425627
9513134247773
10161614015383
11625a3997877
12273a4259333
131231776bb02
147b72015cd9
15430d5092c3
hex25a0f22b97

161614015383 has 8 divisors (see below), whose sum is σ = 224854282368. Its totient is φ = 103058212664.

The previous prime is 161614015369. The next prime is 161614015403. The reversal of 161614015383 is 383510416161.

161614015383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 161614015383 - 26 = 161614015319 is a prime.

It is a super-2 number, since 2×1616140153832 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161614015363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1171115985 + ... + 1171116122.

It is an arithmetic number, because the mean of its divisors is an integer number (28106785296).

Almost surely, 2161614015383 is an apocalyptic number.

161614015383 is a deficient number, since it is larger than the sum of its proper divisors (63240266985).

161614015383 is a wasteful number, since it uses less digits than its factorization.

161614015383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342232133.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 161614015383 in words is "one hundred sixty-one billion, six hundred fourteen million, fifteen thousand, three hundred eighty-three".

Divisors: 1 3 23 69 2342232107 7026696321 53871338461 161614015383