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125046442 = 2367170363
BaseRepresentation
bin1110111010000…
…00111010101010
322201022000110201
413131000322222
5224002441232
620224102414
73045606613
oct735007252
9281260421
10125046442
1164649274
1235a64a0a
131cba2ba1
1412870c0a
15aea0be7
hex7740eaa

125046442 has 8 divisors (see below), whose sum is σ = 188081856. Its totient is φ = 62352492.

The previous prime is 125046431. The next prime is 125046457. The reversal of 125046442 is 244640521.

Adding to 125046442 its reverse (244640521), we get a palindrome (369686963).

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

It is a super-3 number, since 3×1250464423 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 125046442.

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, 84448 + ... + 85915.

It is an arithmetic number, because the mean of its divisors is an integer number (23510232).

Almost surely, 2125046442 is an apocalyptic number.

125046442 is a deficient number, since it is larger than the sum of its proper divisors (63035414).

125046442 is a wasteful number, since it uses less digits than its factorization.

125046442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170732.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 125046442 is about 11182.4166439996. The cubic root of 125046442 is about 500.0619149994.

The spelling of 125046442 in words is "one hundred twenty-five million, forty-six thousand, four hundred forty-two".

Divisors: 1 2 367 734 170363 340726 62523221 125046442