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38289159853 = 72921312379
BaseRepresentation
bin100011101010001101…
…100011011010101101
310122211102210212000121
4203222031203122231
51111404011103403
625331221324541
72523561326440
oct435215433255
9118742725017
1038289159853
111526926156a
127506b66751
1337c27abc09
141bd32a3657
15ee16e13bd
hex8ea3636ad

38289159853 has 36 divisors (see below), whose sum is σ = 45789097120. Its totient is φ = 31362720480.

The previous prime is 38289159833. The next prime is 38289159869. The reversal of 38289159853 is 35895198283.

It is not a de Polignac number, because 38289159853 - 217 = 38289028781 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38289159791 and 38289159800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38289159833) 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 35 ways as a sum of consecutive naturals, for example, 101026618 + ... + 101026996.

Almost surely, 238289159853 is an apocalyptic number.

It is an amenable number.

38289159853 is a deficient number, since it is larger than the sum of its proper divisors (7499937267).

38289159853 is an equidigital number, since it uses as much as digits as its factorization.

38289159853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706 (or 546 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 61.

The spelling of 38289159853 in words is "thirty-eight billion, two hundred eighty-nine million, one hundred fifty-nine thousand, eight hundred fifty-three".

Divisors: 1 7 29 131 203 379 841 917 2653 3799 5887 10991 17161 26593 49649 76937 110171 120127 318739 347543 497669 771197 1439821 2231173 3483683 6504019 10078747 14432401 41754809 45528133 101026807 188616551 292283663 1320315857 5469879979 38289159853