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97983250 = 2533147269
BaseRepresentation
bin1011101011100…
…01101100010010
320211101001202021
411311301230102
5200040431000
613420042054
72266562311
oct565615422
9224331667
1097983250
11503442a2
122899332a
13173b8871
14d028278
15890711a
hex5d71b12

97983250 has 64 divisors (see below), whose sum is σ = 194088960. Its totient is φ = 36984000.

The previous prime is 97983241. The next prime is 97983251. The reversal of 97983250 is 5238979.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 97983197 and 97983206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97983251) 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, 364116 + ... + 364384.

It is an arithmetic number, because the mean of its divisors is an integer number (3032640).

Almost surely, 297983250 is an apocalyptic number.

97983250 is a deficient number, since it is larger than the sum of its proper divisors (96105710).

97983250 is a wasteful number, since it uses less digits than its factorization.

97983250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 354 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 97983250 is about 9898.6488977032. The cubic root of 97983250 is about 461.0173607677.

The spelling of 97983250 in words is "ninety-seven million, nine hundred eighty-three thousand, two hundred fifty".

Divisors: 1 2 5 10 25 31 47 50 62 94 125 155 235 250 269 310 470 538 775 1175 1345 1457 1550 2350 2690 2914 3875 5875 6725 7285 7750 8339 11750 12643 13450 14570 16678 25286 33625 36425 41695 63215 67250 72850 83390 126430 182125 208475 316075 364250 391933 416950 632150 783866 1042375 1580375 1959665 2084750 3160750 3919330 9798325 19596650 48991625 97983250