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98070205 = 531798009
BaseRepresentation
bin1011101100001…
…10111010111101
320211112111000211
411312012322331
5200101221310
613421552421
72300403652
oct566067275
9224474024
1098070205
11503a3662
1228a15711
131741930c
14d04bc29
158922c8a
hex5d86ebd

98070205 has 16 divisors (see below), whose sum is σ = 123033600. Its totient is φ = 74954880.

The previous prime is 98070197. The next prime is 98070211. The reversal of 98070205 is 50207089.

It is not a de Polignac number, because 98070205 - 23 = 98070197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8241 + ... + 16249.

It is an arithmetic number, because the mean of its divisors is an integer number (7689600).

Almost surely, 298070205 is an apocalyptic number.

It is an amenable number.

98070205 is a deficient number, since it is larger than the sum of its proper divisors (24963395).

98070205 is a wasteful number, since it uses less digits than its factorization.

98070205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8124.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 98070205 is about 9903.0401897599. The cubic root of 98070205 is about 461.1536966954.

The spelling of 98070205 in words is "ninety-eight million, seventy thousand, two hundred five".

Divisors: 1 5 31 79 155 395 2449 8009 12245 40045 248279 632711 1241395 3163555 19614041 98070205