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109421358 = 23374710487
BaseRepresentation
bin1101000010110…
…10001100101110
321121220011212220
412201122030232
5211002440413
614505140210
72466031464
oct641321456
9247804786
10109421358
1156846982
123078a666
1319891b87
1410764834
159916223
hex685a32e

109421358 has 32 divisors (see below), whose sum is σ = 229561344. Its totient is φ = 34729632.

The previous prime is 109421339. The next prime is 109421363. The reversal of 109421358 is 853124901.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5191 + ... + 15677.

It is an arithmetic number, because the mean of its divisors is an integer number (7173792).

Almost surely, 2109421358 is an apocalyptic number.

109421358 is an abundant number, since it is smaller than the sum of its proper divisors (120139986).

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

109421358 is a wasteful number, since it uses less digits than its factorization.

109421358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10576.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 109421358 is about 10460.4664331950. The cubic root of 109421358 is about 478.3003516077.

The spelling of 109421358 in words is "one hundred nine million, four hundred twenty-one thousand, three hundred fifty-eight".

Divisors: 1 2 3 6 37 47 74 94 111 141 222 282 1739 3478 5217 10434 10487 20974 31461 62922 388019 492889 776038 985778 1164057 1478667 2328114 2957334 18236893 36473786 54710679 109421358