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103809374 = 2103503929
BaseRepresentation
bin1100011000000…
…00000101011110
321020100001200122
412030000011132
5203033344444
614144554542
72400236144
oct614000536
9236301618
10103809374
1153663579
122a922a52
1318678686
14db03594
1591a84ee
hex630015e

103809374 has 8 divisors (see below), whose sum is σ = 157226160. Its totient is φ = 51400656.

The previous prime is 103809341. The next prime is 103809401. The reversal of 103809374 is 473908301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1038093742 = 21552772260543752, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251759 + ... + 252170.

It is an arithmetic number, because the mean of its divisors is an integer number (19653270).

Almost surely, 2103809374 is an apocalyptic number.

103809374 is a deficient number, since it is larger than the sum of its proper divisors (53416786).

103809374 is a wasteful number, since it uses less digits than its factorization.

103809374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504034.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 103809374 is about 10188.6885318965. The cubic root of 103809374 is about 469.9794377605.

The spelling of 103809374 in words is "one hundred three million, eight hundred nine thousand, three hundred seventy-four".

Divisors: 1 2 103 206 503929 1007858 51904687 103809374