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83434296 = 23311536789
BaseRepresentation
bin1001111100100…
…01101100111000
312210222220100010
410332101230320
5132324344141
612140141520
72032115451
oct476215470
9183886303
1083434296
1143107470
1223b378a0
131439360a
14b11c128
1574d1416
hex4f91b38

83434296 has 128 divisors (see below), whose sum is σ = 237945600. Its totient is φ = 24161280.

The previous prime is 83434291. The next prime is 83434331. The reversal of 83434296 is 69243438.

It is a super-2 number, since 2×834342962 = 13922563498031232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83434291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 937420 + ... + 937508.

It is an arithmetic number, because the mean of its divisors is an integer number (1858950).

Almost surely, 283434296 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 83434296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118972800).

83434296 is an abundant number, since it is smaller than the sum of its proper divisors (154511304).

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

83434296 is a wasteful number, since it uses less digits than its factorization.

83434296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229 (or 225 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The square root of 83434296 is about 9134.2375708102. The cubic root of 83434296 is about 436.9665592041.

It can be divided in two parts, 834342 and 96, that added together give a palindrome (834438).

The spelling of 83434296 in words is "eighty-three million, four hundred thirty-four thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 53 66 67 88 89 106 132 134 159 178 201 212 264 267 268 318 356 402 424 534 536 583 636 712 737 804 979 1068 1166 1272 1474 1608 1749 1958 2136 2211 2332 2937 2948 3498 3551 3916 4422 4664 4717 5874 5896 5963 6996 7102 7832 8844 9434 10653 11748 11926 13992 14151 14204 17688 17889 18868 21306 23496 23852 28302 28408 35778 37736 39061 42612 47704 51887 56604 65593 71556 78122 85224 103774 113208 117183 131186 143112 155661 156244 196779 207548 234366 262372 311322 312488 316039 393558 415096 468732 524744 622644 632078 787116 937464 948117 1245288 1264156 1574232 1896234 2528312 3476429 3792468 6952858 7584936 10429287 13905716 20858574 27811432 41717148 83434296