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103161434 = 2411112547
BaseRepresentation
bin1100010011000…
…01111001011010
321012010010212212
412021201321122
5202402131214
614123035122
72361600125
oct611417132
9235103785
10103161434
1153260792
122a66baa2
13184ac78c
14d9b53bc
1590cb53e
hex6261e5a

103161434 has 8 divisors (see below), whose sum is σ = 154792128. Its totient is φ = 51564060.

The previous prime is 103161427. The next prime is 103161437. The reversal of 103161434 is 434161301.

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

It is not an unprimeable number, because it can be changed into a prime (103161437) 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 3 ways as a sum of consecutive naturals, for example, 1949 + ... + 14495.

It is an arithmetic number, because the mean of its divisors is an integer number (19349016).

Almost surely, 2103161434 is an apocalyptic number.

103161434 is a deficient number, since it is larger than the sum of its proper divisors (51630694).

103161434 is a wasteful number, since it uses less digits than its factorization.

103161434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16660.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 103161434 is about 10156.8417335311. The cubic root of 103161434 is about 468.9995832591. Note that the first 3 decimals are identical.

The spelling of 103161434 in words is "one hundred three million, one hundred sixty-one thousand, four hundred thirty-four".

Divisors: 1 2 4111 8222 12547 25094 51580717 103161434