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98750980 = 225191511721
BaseRepresentation
bin1011110001011…
…01001000000100
320212211001212201
411320231020010
5200240012410
613444324244
72306240506
oct570551004
9225731781
1098750980
1150819089
12290a3684
13175c7143
14d187d76
158a0983a
hex5e2d204

98750980 has 48 divisors (see below), whose sum is σ = 219864960. Its totient is φ = 37152000.

The previous prime is 98750933. The next prime is 98751017. The reversal of 98750980 is 8905789.

It is a self number, because there is not a number n which added to its sum of digits gives 98750980.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56520 + ... + 58240.

It is an arithmetic number, because the mean of its divisors is an integer number (4580520).

Almost surely, 298750980 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 98750980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109932480).

98750980 is an abundant number, since it is smaller than the sum of its proper divisors (121113980).

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

98750980 is a wasteful number, since it uses less digits than its factorization.

98750980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1900 (or 1898 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 46.

The square root of 98750980 is about 9937.3527662049. The cubic root of 98750980 is about 462.2183022847.

The spelling of 98750980 in words is "ninety-eight million, seven hundred fifty thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 76 95 151 190 302 380 604 755 1510 1721 2869 3020 3442 5738 6884 8605 11476 14345 17210 28690 32699 34420 57380 65398 130796 163495 259871 326990 519742 653980 1039484 1299355 2598710 4937549 5197420 9875098 19750196 24687745 49375490 98750980