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26930435952 = 243789900563
BaseRepresentation
bin11001000101001011…
…011101011101110000
32120111211100220002210
4121011023131131300
5420123142422302
620212140412120
71642234633350
oct310513353560
976454326083
1026930435952
111046a590142
125276b47040
132702465604
1414368d4b60
15a793e366c
hex6452dd770

26930435952 has 80 divisors (see below), whose sum is σ = 80402353920. Its totient is φ = 7607947776.

The previous prime is 26930435951. The next prime is 26930435989. The reversal of 26930435952 is 25953403962.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26930435951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420378 + ... + 480185.

It is an arithmetic number, because the mean of its divisors is an integer number (1005029424).

Almost surely, 226930435952 is an apocalyptic number.

It is an amenable number.

26930435952 is an abundant number, since it is smaller than the sum of its proper divisors (53471917968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26930435952 is a wasteful number, since it uses less digits than its factorization.

26930435952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900670 (or 900664 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 48.

The spelling of 26930435952 in words is "twenty-six billion, nine hundred thirty million, four hundred thirty-five thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 89 112 168 178 267 336 356 534 623 712 1068 1246 1424 1869 2136 2492 3738 4272 4984 7476 9968 14952 29904 900563 1801126 2701689 3602252 5403378 6303941 7204504 10806756 12607882 14409008 18911823 21613512 25215764 37823646 43227024 50431528 75647292 80150107 100863056 151294584 160300214 240450321 302589168 320600428 480900642 561050749 641200856 961801284 1122101498 1282401712 1683152247 1923602568 2244202996 3366304494 3847205136 4488405992 6732608988 8976811984 13465217976 26930435952