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69268042492 = 22111574273693
BaseRepresentation
bin100000010000010110…
…0100111001011111100
320121210102001010221021
41000200230213023330
52113330104324432
651453222313524
75001345434515
oct1004054471374
9217712033837
1069268042492
1127416005610
12115118888a4
1366bb8c92bc
1434d171da0c
151c06229697
hex1020b272fc

69268042492 has 12 divisors (see below), whose sum is σ = 132238990296. Its totient is φ = 31485473840.

The previous prime is 69268042489. The next prime is 69268042517. The reversal of 69268042492 is 29424086296.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 787136803 + ... + 787136890.

It is an arithmetic number, because the mean of its divisors is an integer number (11019915858).

Almost surely, 269268042492 is an apocalyptic number.

It is an amenable number.

69268042492 is a deficient number, since it is larger than the sum of its proper divisors (62970947804).

69268042492 is a wasteful number, since it uses less digits than its factorization.

69268042492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574273708 (or 1574273706 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

It can be divided in two parts, 6926804 and 2492, that added together give a palindrome (6929296).

The spelling of 69268042492 in words is "sixty-nine billion, two hundred sixty-eight million, forty-two thousand, four hundred ninety-two".

Divisors: 1 2 4 11 22 44 1574273693 3148547386 6297094772 17317010623 34634021246 69268042492