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83938230 = 2325932647
BaseRepresentation
bin1010000000011…
…00101110110110
312211221111121100
411000030232312
5132442010410
612155030530
72036314605
oct500145666
9184844540
1083938230
1143421042
122413b446
131450babc
14b20da3c
1575808c0
hex500cbb6

83938230 has 24 divisors (see below), whose sum is σ = 218239632. Its totient is φ = 22383504.

The previous prime is 83938223. The next prime is 83938241. The reversal of 83938230 is 3283938.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 466234 + ... + 466413.

It is an arithmetic number, because the mean of its divisors is an integer number (9093318).

Almost surely, 283938230 is an apocalyptic number.

83938230 is an abundant number, since it is smaller than the sum of its proper divisors (134301402).

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

83938230 is a wasteful number, since it uses less digits than its factorization.

83938230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932660 (or 932657 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 83938230 is about 9161.7809404067. The cubic root of 83938230 is about 437.8445373084.

The spelling of 83938230 in words is "eighty-three million, nine hundred thirty-eight thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 932647 1865294 2797941 4663235 5595882 8393823 9326470 13989705 16787646 27979410 41969115 83938230