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38030232 = 233432857
BaseRepresentation
bin1001000100010…
…0101110011000
32122120010200010
42101010232120
534213431412
63435041520
7641152212
oct221045630
978503603
1038030232
111a515749
12108a02a0
137b570c6
14509d5b2
15351333c
hex2444b98

38030232 has 48 divisors (see below), whose sum is σ = 97451640. Its totient is φ = 12367488.

The previous prime is 38030171. The next prime is 38030249. The reversal of 38030232 is 23203083.

It is a junction number, because it is equal to n+sod(n) for n = 38030199 and 38030208.

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, 43948 + ... + 44804.

Almost surely, 238030232 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 38030232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48725820).

38030232 is an abundant number, since it is smaller than the sum of its proper divisors (59421408).

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

38030232 is a wasteful number, since it uses less digits than its factorization.

38030232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 38030232 is about 6166.8656544472. The cubic root of 38030232 is about 336.2866742750.

The spelling of 38030232 in words is "thirty-eight million, thirty thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 43 86 129 172 258 344 516 857 1032 1714 1849 2571 3428 3698 5142 5547 6856 7396 10284 11094 14792 20568 22188 36851 44376 73702 110553 147404 221106 294808 442212 884424 1584593 3169186 4753779 6338372 9507558 12676744 19015116 38030232