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39086672 = 2417279107
BaseRepresentation
bin1001010100011…
…0101001010000
32201112210211112
42111012221100
540001233142
63513432452
7653142212
oct225065120
981483745
1039086672
1120077439
121110b728
138136c11
1452965b2
153671382
hex2546a50

39086672 has 60 divisors (see below), whose sum is σ = 82226880. Its totient is φ = 17991168.

The previous prime is 39086669. The next prime is 39086687. The reversal of 39086672 is 27668093.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 365243 + ... + 365349.

It is an arithmetic number, because the mean of its divisors is an integer number (1370448).

Almost surely, 239086672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39086672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41113440).

39086672 is an abundant number, since it is smaller than the sum of its proper divisors (43140208).

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

39086672 is a wasteful number, since it uses less digits than its factorization.

39086672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 39086672 is about 6251.9334609383. The cubic root of 39086672 is about 339.3721747394.

The spelling of 39086672 in words is "thirty-nine million, eighty-six thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 17 34 68 79 107 136 158 214 272 289 316 428 578 632 856 1156 1264 1343 1712 1819 2312 2686 3638 4624 5372 7276 8453 10744 14552 16906 21488 22831 29104 30923 33812 45662 61846 67624 91324 123692 135248 143701 182648 247384 287402 365296 494768 574804 1149608 2299216 2442917 4885834 9771668 19543336 39086672