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228007098 = 232113731123
BaseRepresentation
bin11011001011100…
…01110010111010
3120220000221221100
431211301302322
5431332211343
634342552230
75436012504
oct1545616272
9526027840
10228007098
11107782120
1264438676
1338312157
14223d2d74
151503c9d3
hexd971cba

228007098 has 48 divisors (see below), whose sum is σ = 553509216. Its totient is φ = 67223520.

The previous prime is 228007079. The next prime is 228007099. The reversal of 228007098 is 890700822.

It is not an unprimeable number, because it can be changed into a prime (228007099) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8236 + ... + 22887.

It is an arithmetic number, because the mean of its divisors is an integer number (11531442).

Almost surely, 2228007098 is an apocalyptic number.

228007098 is an abundant number, since it is smaller than the sum of its proper divisors (325502118).

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

228007098 is a wasteful number, since it uses less digits than its factorization.

228007098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31179 (or 31176 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 228007098 is about 15099.9039069790. The cubic root of 228007098 is about 610.9178139094.

The spelling of 228007098 in words is "two hundred twenty-eight million, seven thousand, ninety-eight".

Divisors: 1 2 3 6 9 11 18 22 33 37 66 74 99 111 198 222 333 407 666 814 1221 2442 3663 7326 31123 62246 93369 186738 280107 342353 560214 684706 1027059 1151551 2054118 2303102 3081177 3454653 6162354 6909306 10363959 12667061 20727918 25334122 38001183 76002366 114003549 228007098