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85132308 = 22373157619
BaseRepresentation
bin1010001001100…
…00010000010100
312221012011120110
411010300100110
5133243213213
612240403020
72052420102
oct504602024
9187164513
1085132308
1144067188
1224616470
1314839461
14b440c72
1577195c3
hex5130414

85132308 has 48 divisors (see below), whose sum is σ = 202973120. Its totient is φ = 27765504.

The previous prime is 85132297. The next prime is 85132319. The reversal of 85132308 is 80323158.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (85132297) and next prime (85132319).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137223 + ... + 137841.

Almost surely, 285132308 is an apocalyptic number.

It is an amenable number.

85132308 is an abundant number, since it is smaller than the sum of its proper divisors (117840812).

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

85132308 is a wasteful number, since it uses less digits than its factorization.

85132308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856 (or 854 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 85132308 is about 9226.7170759702. The cubic root of 85132308 is about 439.9109806137.

The spelling of 85132308 in words is "eighty-five million, one hundred thirty-two thousand, three hundred eight".

Divisors: 1 2 3 4 6 12 73 146 157 219 292 314 438 471 619 628 876 942 1238 1857 1884 2476 3714 7428 11461 22922 34383 45187 45844 68766 90374 97183 135561 137532 180748 194366 271122 291549 388732 542244 583098 1166196 7094359 14188718 21283077 28377436 42566154 85132308