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73125042 = 2312187507
BaseRepresentation
bin1000101101111…
…00110010110010
312002121010200220
410112330302302
5122210000132
611131153510
71545360354
oct426746262
9162533626
1073125042
1138305a21
12205a5896
13121c4073
1499d70d4
156646a2c
hex45bccb2

73125042 has 8 divisors (see below), whose sum is σ = 146250096. Its totient is φ = 24375012.

The previous prime is 73125029. The next prime is 73125071. The reversal of 73125042 is 24052137.

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

73125042 is an admirable 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, 6093748 + ... + 6093759.

It is an arithmetic number, because the mean of its divisors is an integer number (18281262).

Almost surely, 273125042 is an apocalyptic number.

73125042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73125042 is a wasteful number, since it uses less digits than its factorization.

73125042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12187512.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 73125042 is about 8551.3181440056. The cubic root of 73125042 is about 418.1724104288.

Adding to 73125042 its reverse (24052137), we get a palindrome (97177179).

The spelling of 73125042 in words is "seventy-three million, one hundred twenty-five thousand, forty-two".

Divisors: 1 2 3 6 12187507 24375014 36562521 73125042