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492723725 = 52132139839
BaseRepresentation
bin11101010111100…
…101111000001101
31021100010221212212
4131113211320031
52002114124400
6120520440205
715132040214
oct3527457015
91240127785
10492723725
1123314769a
12119019065
137b108200
144962007b
152d3cc335
hex1d5e5e0d

492723725 has 36 divisors (see below), whose sum is σ = 667144800. Its totient is φ = 360809280.

The previous prime is 492723697. The next prime is 492723739. The reversal of 492723725 is 527327294.

It is not a de Polignac number, because 492723725 - 216 = 492658189 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 586856 + ... + 587694.

It is an arithmetic number, because the mean of its divisors is an integer number (18531800).

Almost surely, 2492723725 is an apocalyptic number.

It is an amenable number.

492723725 is a deficient number, since it is larger than the sum of its proper divisors (174421075).

492723725 is a wasteful number, since it uses less digits than its factorization.

492723725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014 (or 996 counting only the distinct ones).

The product of its digits is 211680, while the sum is 41.

The square root of 492723725 is about 22197.3810392127. The cubic root of 492723725 is about 789.8315749479.

The spelling of 492723725 in words is "four hundred ninety-two million, seven hundred twenty-three thousand, seven hundred twenty-five".

Divisors: 1 5 13 25 65 139 169 325 695 839 845 1807 3475 4195 4225 9035 10907 20975 23491 45175 54535 116621 117455 141791 272675 583105 587275 708955 1516073 2915525 3544775 7580365 19708949 37901825 98544745 492723725