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38346980 = 22572311909
BaseRepresentation
bin1001001001001…
…0000011100100
32200011020011112
42102102003210
534304100410
63445524152
7643641530
oct222220344
980136145
1038346980
111a711721
1210a13658
137c38329
145142bc0
153577105
hex24920e4

38346980 has 48 divisors (see below), whose sum is σ = 96042240. Its totient is φ = 12574848.

The previous prime is 38346967. The next prime is 38346983. The reversal of 38346980 is 8964383.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (38346983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2735 + ... + 9174.

It is an arithmetic number, because the mean of its divisors is an integer number (2000880).

Almost surely, 238346980 is an apocalyptic number.

It is an amenable number.

38346980 is an abundant number, since it is smaller than the sum of its proper divisors (57695260).

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

38346980 is a wasteful number, since it uses less digits than its factorization.

38346980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11948 (or 11946 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 38346980 is about 6192.4938433558. The cubic root of 38346980 is about 337.2177209914.

The spelling of 38346980 in words is "thirty-eight million, three hundred forty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 23 28 35 46 70 92 115 140 161 230 322 460 644 805 1610 3220 11909 23818 47636 59545 83363 119090 166726 238180 273907 333452 416815 547814 833630 1095628 1369535 1667260 1917349 2739070 3834698 5478140 7669396 9586745 19173490 38346980