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65234635385 = 5235153110083
BaseRepresentation
bin111100110000010010…
…011000101001111001
320020101022110211112212
4330300102120221321
52032100031313020
645545100344505
74466401152233
oct746022305171
9206338424485
1065234635385
1125736284107
1210786b45135
1361c80abb8a
14322bb91253
151a6c0a5cc5
hexf30498a79

65234635385 has 16 divisors (see below), whose sum is σ = 81701702784. Its totient is φ = 49908536832.

The previous prime is 65234635343. The next prime is 65234635391. The reversal of 65234635385 is 58353643256.

It is not a de Polignac number, because 65234635385 - 214 = 65234619001 is a prime.

It is a Duffinian 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, 537554 + ... + 647636.

It is an arithmetic number, because the mean of its divisors is an integer number (5106356424).

Almost surely, 265234635385 is an apocalyptic number.

It is an amenable number.

65234635385 is a deficient number, since it is larger than the sum of its proper divisors (16467067399).

65234635385 is a wasteful number, since it uses less digits than its factorization.

65234635385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115264.

The product of its digits is 7776000, while the sum is 50.

The spelling of 65234635385 in words is "sixty-five billion, two hundred thirty-four million, six hundred thirty-five thousand, three hundred eighty-five".

Divisors: 1 5 23 115 5153 25765 110083 118519 550415 592595 2531909 12659545 567257699 2836288495 13046927077 65234635385