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38714830 = 25711137367
BaseRepresentation
bin1001001110101…
…1110111001110
32200211220202121
42103223313032
534402333310
63501443154
7650033140
oct223536716
980756677
1038714830
111a943030
1210b704ba
1380368ab
1451dac90
1535eb0da
hex24ebdce

38714830 has 64 divisors (see below), whose sum is σ = 87754752. Its totient is φ = 11946240.

The previous prime is 38714827. The next prime is 38714833. The reversal of 38714830 is 3841783.

It is an interprime number because it is at equal distance from previous prime (38714827) and next prime (38714833).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38714833) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105307 + ... + 105673.

It is an arithmetic number, because the mean of its divisors is an integer number (1371168).

Almost surely, 238714830 is an apocalyptic number.

38714830 is an abundant number, since it is smaller than the sum of its proper divisors (49039922).

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

38714830 is a wasteful number, since it uses less digits than its factorization.

38714830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 38714830 is about 6222.1242353396. The cubic root of 38714830 is about 338.2925644023.

The spelling of 38714830 in words is "thirty-eight million, seven hundred fourteen thousand, eight hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 137 154 274 367 385 685 734 770 959 1370 1507 1835 1918 2569 3014 3670 4037 4795 5138 7535 8074 9590 10549 12845 15070 20185 21098 25690 28259 40370 50279 52745 56518 100558 105490 141295 251395 282590 351953 502790 553069 703906 1106138 1759765 2765345 3519530 3871483 5530690 7742966 19357415 38714830