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39288996 = 22331312777
BaseRepresentation
bin1001010111100…
…0000010100100
32201221002101000
42111320002210
540024221441
63522033300
7654644115
oct225700244
981832330
1039288996
11201a544a
12111a8830
1381a8036
14530a20c
1536b12b6
hex25780a4

39288996 has 48 divisors (see below), whose sum is σ = 102674880. Its totient is φ = 12991680.

The previous prime is 39288973. The next prime is 39289007. The reversal of 39288996 is 69988293.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12760 + ... + 15536.

It is an arithmetic number, because the mean of its divisors is an integer number (2139060).

Almost surely, 239288996 is an apocalyptic number.

39288996 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39288996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51337440).

39288996 is an abundant number, since it is smaller than the sum of its proper divisors (63385884).

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

39288996 is a wasteful number, since it uses less digits than its factorization.

39288996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921 (or 2913 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 54.

The square root of 39288996 is about 6268.0934900494. The cubic root of 39288996 is about 339.9567303644.

The spelling of 39288996 in words is "thirty-nine million, two hundred eighty-eight thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 131 262 393 524 786 1179 1572 2358 2777 3537 4716 5554 7074 8331 11108 14148 16662 24993 33324 49986 74979 99972 149958 299916 363787 727574 1091361 1455148 2182722 3274083 4365444 6548166 9822249 13096332 19644498 39288996