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51830088 = 23316313249
BaseRepresentation
bin1100010110110…
…1110101001000
310121112020111220
43011231311020
5101232030323
65050522040
71166356062
oct305556510
9117466456
1051830088
1127290792
1215436320
13a9793bb
146c52732
15483c0e3
hex316dd48

51830088 has 32 divisors (see below), whose sum is σ = 130380000. Its totient is φ = 17169408.

The previous prime is 51830087. The next prime is 51830089. The reversal of 51830088 is 88003815.

51830088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51830087) and next prime (51830089).

It is not an unprimeable number, because it can be changed into a prime (51830087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2713 + ... + 10536.

It is an arithmetic number, because the mean of its divisors is an integer number (4074375).

Almost surely, 251830088 is an apocalyptic number.

It is an amenable number.

51830088 is an abundant number, since it is smaller than the sum of its proper divisors (78549912).

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

51830088 is a wasteful number, since it uses less digits than its factorization.

51830088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13421 (or 13417 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 51830088 is about 7199.3116337606. The cubic root of 51830088 is about 372.8441346251.

The spelling of 51830088 in words is "fifty-one million, eight hundred thirty thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 163 326 489 652 978 1304 1956 3912 13249 26498 39747 52996 79494 105992 158988 317976 2159587 4319174 6478761 8638348 12957522 17276696 25915044 51830088