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70826080 = 25513172003
BaseRepresentation
bin1000011100010…
…11100001100000
311221021100010011
410032023201200
5121112413310
611010014304
71520004013
oct416134140
9157240104
1070826080
1136a85756
121b877394
131189a830
14959937a
15634078a
hex438b860

70826080 has 96 divisors (see below), whose sum is σ = 190893024. Its totient is φ = 24600576.

The previous prime is 70826071. The next prime is 70826083. The reversal of 70826080 is 8062807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70826083) 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, 34359 + ... + 36361.

It is an arithmetic number, because the mean of its divisors is an integer number (1988469).

Almost surely, 270826080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70826080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95446512).

70826080 is an abundant number, since it is smaller than the sum of its proper divisors (120066944).

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

70826080 is a wasteful number, since it uses less digits than its factorization.

70826080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048 (or 2040 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 70826080 is about 8415.8231920591. The cubic root of 70826080 is about 413.7433900302.

Adding to 70826080 its reverse (8062807), we get a palindrome (78888887).

The spelling of 70826080 in words is "seventy million, eight hundred twenty-six thousand, eighty".

Divisors: 1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 65 68 80 85 104 130 136 160 170 208 221 260 272 340 416 442 520 544 680 884 1040 1105 1360 1768 2003 2080 2210 2720 3536 4006 4420 7072 8012 8840 10015 16024 17680 20030 26039 32048 34051 35360 40060 52078 64096 68102 80120 104156 130195 136204 160240 170255 208312 260390 272408 320480 340510 416624 442663 520780 544816 681020 833248 885326 1041560 1089632 1362040 1770652 2083120 2213315 2724080 3541304 4166240 4426630 5448160 7082608 8853260 14165216 17706520 35413040 70826080